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Jack Dorsey just released a Bluetooth messaging app that doesn't need the internet

engadget.com Unknown 2025-08-13 01:10:23

Jack Dorsey just released a decentralized, peer-to-peer messaging app that functions entirely over Bluetooth networks, as reported by CNBC . It's called Bitchat and doesn't need the internet to work, as there are no central servers. The Twitter co-founder calls it an experiment in "Bluetooth mesh networks, relays and store and forward models, message encryption models and a few other things.” It works by enabling encrypted communication between nearby gadgets. Basically, it sends messages direc

Topics: app bitchat communication device jack

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Some of the Best Batman Movies Ever Made Are Streaming Free on YouTube Right Now

gizmodo.com Sabina Graves 2025-08-13 01:30:00

As various franchise titles under Warner Bros. Animation have been shuffled around platforms, several DC Comics animated films have landed on YouTube just in time for DC Studios Superman release. The discovery was first reported on X by @worldsfinest, a pop culture commentator who noted that they’d seen many titles appear in YouTube’s free movie catalog (be warned: that means free with ads). The random nature of seeing more of the Warner Bros. Discovery library just appearing on YouTube of all

Topics: batman justice league superman vs

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If You’re Looking to Purify a Large Room, This Air Purifier Is 45% Off Just for Prime Day

gizmodo.com Gizmodo Deals 2025-08-13 01:55:02

Prime Day is not just about having the latest gadgets: it’s also the ideal time to invest in products that allow for a healthier lifestyle. Amazon summer discounts will likely see a surge in demand for air purifiers with heat waves and air quality problems becoming more of a norm. This year, the EcoSelf air purifier is available for its lowest price ever with a first-time discount and coupon that knocks the price down from $90 to $54. Better still, there’s a promo code—X8EZDSVK—that offers a 25

Topics: air amazon cleaner ideal price

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This Lenovo laptop has a photo-sharing superpower - and it's $300 off

zdnet.com Kyle Kucharski 2025-08-13 05:15:24

ZDNET's key takeaways The Lenovo Yoga Slim 7i Aura Edition is available now for $1,099 for the 32GB of RAM configuration. It pairs a myriad of customizable features with a nice display, surprisingly beefy speakers, and a marathon battery. A few physical design choices might be of concern for some, and I wish it had an OLED. $1,299 at Walmart $1,429.99 at Lenovo $1,299.99 at Best Buy more buying choices At Best Buy, the Lenovo Yoga Slim 7i Aura Edition is on sale for $1,099, a $300 discount.

Topics: 7i device intel laptop lenovo

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Jack Dorsey launches a WhatsApp messaging rival built on Bluetooth

cnbc.com Mackenzie Sigalos 2025-08-13 09:26:10

Twitter CEO Jack Dorsey testifies during a remote video hearing held by subcommittees of the U.S. House of Representatives Energy and Commerce Committee on "Social Media's Role in Promoting Extremism and Misinformation" in Washington, March 25, 2021. Block CEO Jack Dorsey spent the weekend building Bitchat, a new decentralized, peer-to-peer messaging app that works entirely over Bluetooth mesh networks, with no internet, central servers, phone numbers or emails required. The Twitter co-founder

Topics: bluetooth clusters device dorsey mesh

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This mid-range Acer laptop is my go-to for work travel, and it's on sale

zdnet.com Kyle Kucharski 2025-08-13 09:11:00

ZDNET's key takeaways The Acer Swift Go 14 (2024) is on sale now at Amazon for $791. It's a lightweight, responsive laptop with a touchscreen, and a slick media playback menu. However, for a laptop so optimized for media, its speakers aren't the best. $799.99 at Amazon The 14-inch Acer Swift Go was among the first round of laptops to come loaded with Intel's Meteor Lake AI processors last year, and it does so for a sale price of $791, a mid-range price point right in the sweet spot for many c

Topics: 14 laptop media price swift

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Amazon’s Newest Fire TV Stick Is Going for Peanuts, Now 49% Off During Prime Day but Stock Is Limited

gizmodo.com Jason Coles 2025-08-13 09:45:32

Streaming services are basically the new cable at this point. We’ve all been aware of that for a few years, but cable actually made it easy to switch between channels, while streaming services always ask a little bit more of you. They don’t have to though, especially if you’re willing to drop a little bit of cash on a good streaming device. As it happens, we just so happen to have found a great deal on a great streaming device today too. See at Amazon The Amazon Fire TV Stick HD is currently d

Topics: amazon just services streaming tv

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tinymcp: Let LLMs control embedded devices via the Model Context Protocol

news.ycombinator.com Unknown 2025-08-13 12:37:28

tinymcp Let LLMs control embedded devices via the Model Context Protocol. Warning tinymcp is an experimental project. Expect frequent breaking changes. Extreme caution should be taken when delegating physical capabilities to AI systems. Background The tinymcp project includes an MCP server, which is executed locally, but communicates with remote devices via the Golioth management API. It uses two existing device services on the Golioth platform, LightDB State and Remote Procedure Calls (RPCs

Topics: device golioth mcp server tinymcp

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Deals: AirPods Pro 2025 low at $160, black Apple Watch Ultra 2 best price ever at $150 off, Magic Mouse, AirTag, more

9to5mac.com Justin Kahn 2025-08-13 17:47:54

Amazon’s massive 4-day Prime Day sale might not officially start until early tomorrow morning, but the deals are definitely already flying. First up is AirPods – the AirPods Pro 2 just dropped to the best price of the year and one of the lowest totals we have ever tracked at $160 shipped, down from the regular $249 list price. We also have AirPods Max (USB-C) at $99 off the going rate as well as an amazing price on the black Apple Watch Ultra 2 that is now down at the lowest Amazon price ever wi

Topics: apple best black day price

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Best early Prime Day monitor deals: 20+ discounts you can get right now

zdnet.com Cesar Cadenas 2025-08-13 17:51:45

It's that time of the year again -- Amazon Prime Day starts tomorrow, July 8. This is a massive sales event where tech brands roll out many discounts for a wide selection of products, including computer monitors. You'll find just about everything from office displays that are $50 off to gaming displays that are hundreds of dollars off. If you're looking to upgrade your desktop setup or just want a second or even a third monitor, now is one of the best times to buy a display. Get daily deals str

Topics: amazon day monitor price prime

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Show HN: Integrated System for Enhancing VIC Output

news.ycombinator.com Unknown 2025-08-13 16:44:28

ISEVIC - Integrated System for Enhancing VIC Output ISEVIC is an FPGA core for enabling digital video via HDMI on the C-64. It works by watching the bus on the cartridge port. It then translates those signals into a picture for display. It can run on multiple FPGA platforms including the Tang Nano 20K described here. Watch the first "teaser" video here: And then a more in-depth introductory video: Getting Started You'll need a Tang Nano 20K board with headers like this flashed with the prov

Topics: 20k 64 device nano tang

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This 65W Ugreen Charger Block with 4 Outputs is 40% Off, Amazon Is Almost Giving It Away

gizmodo.com Gizmodo Deals 2025-08-13 17:02:20

Prime Day is the most wonderful time of the year if you happen to need to do some shopping, and chargers / power banks are among the top-sellers on Amazon, year after year. If you’ve been in looking for a block charger that can charge several devices at once, the Ugreen 65W charger block is currently selling at an all-time low. For a limited time, you can pick up this well-reviewed charger for only $25, down from its usual price of $43 (40% off). This outstanding offer is available to both Prim

Topics: amazon charge charger chargers devices

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New quantum paradox clarifies where our views of reality go wrong (2018)

news.ycombinator.com Anil Ananthaswamy 2025-08-14 00:43:16

That quantum mechanics is a successful theory is not in dispute. It makes astonishingly accurate predictions about the nature of the world at microscopic scales. What has been in dispute for nearly a century is just what it’s telling us about what exists, what is real. There are myriad interpretations that offer their own take on the question, each requiring us to buy into certain as-yet-unverified claims — hence assumptions — about the nature of reality. Now, a new thought experiment is confro

Topics: alice experiment friend measurement quantum

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New Quantum Paradox Clarifies Where Our Views of Reality Go Wrong

news.ycombinator.com Anil Ananthaswamy 2025-08-14 05:43:16

That quantum mechanics is a successful theory is not in dispute. It makes astonishingly accurate predictions about the nature of the world at microscopic scales. What has been in dispute for nearly a century is just what it’s telling us about what exists, what is real. There are myriad interpretations that offer their own take on the question, each requiring us to buy into certain as-yet-unverified claims — hence assumptions — about the nature of reality. Now, a new thought experiment is confro

Topics: alice experiment friend measurement quantum

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Forget Spotify, Here’s How to Get Amazon Music Unlimited For FREE Thanks to Prime Day

gizmodo.com Unknown 2025-08-14 05:35:41

Amazon’s Prime Day is its biggest shopping day of the year and the discounts stretch far beyond physical products. One of the best offers this year is on Amazon Music Unlimited, Amazon’s streaming service which directly competes with Spotify and Apple Music. For a limited time only, if you join up over Prime Day, you get three months absolutely free which is a deal that’s hard to pass up, especially since the regular price is $11.99 per month. There is no contract and you can end it anytime, so

Topics: amazon free music service unlimited

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Best Cheap Internet Providers for July 2025

cnet.com See Full Bio 2025-08-13 04:00:00

Our picks 90001 Edit ZIP code Why we chose these providers Sort by Best cheap internet provider 150 - 2,000 Mbps $19 - $95 per month Check with Xfinity Internet Provider not available in 90001 Edit ZIP code Or call to learn more: (877) 587-0411 Best cheap fiber internet provider 300 - 5,000 Mbps $55 - $250 per month Check with AT&T Fiber Provider not available in 90001 Edit ZIP code Or call to learn more: (833) 579-0031 Best cheap fiber internet plan 500 - 5,000 Mbps $50 - $155 per month Check w

Topics: internet month plan price range

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ICEBlock app developer had ‘better watch out’ says US attorney general [U]

9to5mac.com Ben Lovejoy 2025-08-14 14:44:46

White House condemnation of a free app has drawn substantial attention to it, helping ICEBlock become the most popular social networking app in the App Store, beating out apps like X and Instagram. ICEBlock alerts people to sightings of Immigration and Customs Enforcement (ICE) agents in their area, following a major immigration crackdown by the White House. Update: The US attorney general has said the app’s developer “had better watch out” – see end of the piece … While the ICE operation is s

Topics: aaron app ice iceblock users

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The best streaming deals: Get three months of Audible for only $3, plus save on Paramount+, Disney+ and more

engadget.com Unknown 2025-08-14 15:00:38

Engadget has been testing and reviewing consumer tech since 2004. Our stories may include affiliate links; if you buy something through a link, we may earn a commission. Read more about how we evaluate products . Streaming services keep raising prices. At this point, if you subscribe to all the major services out there, you're basically paying the same price as cable — those antiquated local monopolies that streaming was supposed to save us from. But streaming still has one big advantage over t

Topics: hulu month service streaming tv

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The 20 best early Prime Day 2025 deals under $25

zdnet.com Allison Murray 2025-08-14 11:03:00

Amazon Prime Day is a great time to save on expensive tech items like laptops, tablets, and TVs--especially on big-name brands like Apple, Samsung, and Sony. But if you're on a strict budget this year, ZDNET has you covered with the best deals. While the official sales haven't kicked off yet, there are some early savings available. Get daily deals straight to your inbox during Prime Day when you sign up for ZDNET Recommends, your one-stop newsletter for the sale. You can find some very useful

Topics: amazon day deals price prime

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Show HN: Piano Trainer – Learn piano scales, chords and more using MIDI

news.ycombinator.com Unknown 2025-08-12 04:58:53

Piano Trainer Learn to play the piano at your own pace through various modes of practice. Watch the video Features MIDI compatible Home row keyboard input MIDI compatible Cross-platform support Cross-platform support Interactive scale practice Interactive scale practice Interactive chord practice Interactive chord practice Interactive fifths practice Interactive fifths practice Interactive quiz Interactive quiz Hard mode Hard mode Shuffle mode Coming Soon More scales More scales Set

Topics: interactive mode piano practice tauri

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USA vs. Mexico Livestream: How to Watch CONCACAF Gold Cup 2025 Final Soccer From Anywhere

cnet.com See Full Bio 2025-08-14 07:00:03

The 2025 CONCACAF Gold Cup reaches its climax in Texas on Sunday as the USA and Mexico face off for the eighth time in the final. Below, we'll outline the best live TV streaming services to watch every match of the tournament as it happens, wherever you are in the world. We'll also explain how to use a VPN if the match isn't available where you are, along with a full match list. The USA have beaten their fiercest rivals just twice in those encounters, and will be determined to as head coach Ma

Topics: month service sports streaming vpn

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The 19 best early Prime Day 2025 deals under $25

zdnet.com Allison Murray 2025-08-14 11:45:00

Amazon Prime Day is a great time to save money on expensive tech items like laptops, tablets, and TVs--especially on big-name brands like Apple, Samsung, and Sony. But if you're on a strict budget this year, ZDNET has you covered with the best deals. While the official sales haven't kicked off yet, there are some early savings available. Get daily deals straight to your inbox during Prime Day when you sign up for ZDNET Recommends, your one-stop newsletter for the sale. You can find some very u

Topics: amazon day deals price prime

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Just Released Last Week, the Roborock Q7 M5+ with Docking Station Is 40% Off for Prime Day

gizmodo.com Gizmodo Deals 2025-08-14 08:47:44

Roborock has established itself as the go-to company for robot vacuums and mops with its highest-end models priced over $1,500. While these luxury devices are the benchmark for both performance and innovation, the more budget-friendly “Q” line is the best-seller because it pairs innovative features with low prices. The new Q7 M5+ is the model to buy in 2025, with what is arguably the greatest value out there today. Only a week after its official release, Amazon reduces the Q7 M5+ by an incredib

Topics: cleaning m5 price q7 roborock

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This 100W Anker Block Charger Is Nearly Free, Amazon Is Selling Them by the Pallet Ahead of Prime Day

gizmodo.com Gizmodo Deals 2025-08-14 08:59:04

A built-in charger for a few extra port is a big plus, especially if you’re looking to declutter and charge several devices at once. Even better is that same charger being used with laptops, tablets, smartphones, and more. That’s exactly what the Anker Prime charger delivers, and right now it’s on all-time low during Amazon Prime Day. What makes this deal fantastic is that it’s open to everyone, not just Prime members, so there’s no subscription to pay to get the discount. The Anker 100W 3-port

Topics: charge charger devices port prime

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Beats Headphones With 50-Hour Battery Life Are Almost Free, Amazon Sells Them at Cost to Clear Stock

gizmodo.com Gizmodo Deals 2025-08-14 09:09:01

Prime Day has become the biggest shopping moment of the year, far outpacing Black Friday, thanks to Amazon’s willingness to slash prices to levels you simply won’t find anywhere else. For this event, Amazon often drops its margins to zero or even sells at a loss, all to attract shoppers with deals that are too good to pass up. One of the best offers right now in the Electronics category is on the Beats Solo 4 wireless headphones and the best part is that this deal is open to everyone—Prime memb

Topics: amazon beats headphones price wireless

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Stop Paying for Antivirus: This VPN Offers It for Free at a Bottom-Shelf Price

gizmodo.com Gizmodo Deals 2025-08-14 10:00:35

Things are getting pricier around here, and by here, we refer to the world. Why spend extra on antivirus when you can get one for free? Before you ask, this isn’t a joke. The famous VPN includes antivirus for a pocket change. We refer to Surfshark, and we reckon you’ve heard of it. If not, prepare to have your brain melted with this exquisite sizzling-hot summer flash sale. Get Surfshark and antivirus at a coffee price; follow along. Save 86% on Surfshark Today Surfshark One: Your Ticket to C

Topics: antivirus months price surfshark vpn

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No Need To Be a Prime Member, Amazon Is Giving You This 32″ Smart TV Almost for Free

gizmodo.com Gizmodo Deals 2025-08-14 10:18:03

The best-selling smart TV on Amazon right now isn’t from a tech giant, but Insignia, a Best Buy-owned brand. Insignia TVs have become super popular for being so trustworthy and inexpensive and this model’s Prime Day price is unbelievable. This 32″ HD Fire TV is available for only $69, down from its normal price of $129. That’s 46% off and better still is the fact that this sale is open to anyone (not just Prime subscribers). Whether you’re looking for a TV for a bedroom, guest room, kitchen or

Topics: amazon best price smart tv

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Apple’s F1 movie expected to hit $300M at the box office this weekend

9to5mac.com Marcus Mendes 2025-08-14 04:04:56

Less than two weeks after its release, Apple’s F1 The Movie is about to cross the $300 million mark at the global box office. That puts it more than halfway to topping the combined worldwide grosses of all its previous theatrical runs, and validates its ambitions for big screen releases. On track for a record run During its opening weekend, F1 The Movie is estimated to have taken in about $145 million, which put it on par with the $176 million opening weekend total box office of Killers of the

Topics: apple f1 million movie office

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A Tesla robotaxi inexplicably drove into a parked car

engadget.com Unknown 2025-08-14 02:10:04

One of Tesla's fully autonomous robotaxis grazed a parked car after completing a ride recently in Austin, Texas. In a video recorded by YouTuber DirtyTesla, a self-driving Model Y is seen turning and accelerating into a Toyota, making light contact with its tire. As seen in the video, the Model Y already dropped off its passenger, but had trouble navigating out of the dark alleyway afterwards. Tesla's robotaxi service launched in Austin just two weeks ago with a small fleet. According to DirtyT

Topics: car robotaxi seen service tesla

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Goodbye to All That – My Resignation from the FBI

news.ycombinator.com Michael Feinberg 2025-08-14 06:08:29

On May 31 of this year, in a series of phone calls beginning at nine in the morning and ending that afternoon, the newly installed Special Agent in Charge of the Federal Bureau of Investigation’s Norfolk Field Office, Dominique Evans, made clear to me that, at the direction of Dan Bongino, my career with the organization had—for all intents and purposes—come to an end. It would be an understatement to say that I had not expected this. In fact, I was in the midst of preparing for a potential mov

Topics: bureau fbi field office special

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Latest Tech News

Jack Dorsey just released a Bluetooth messaging app that doesn't need the internet

Some of the Best Batman Movies Ever Made Are Streaming Free on YouTube Right Now

If You’re Looking to Purify a Large Room, This Air Purifier Is 45% Off Just for Prime Day

This Lenovo laptop has a photo-sharing superpower - and it's $300 off

Jack Dorsey launches a WhatsApp messaging rival built on Bluetooth

This mid-range Acer laptop is my go-to for work travel, and it's on sale

Amazon’s Newest Fire TV Stick Is Going for Peanuts, Now 49% Off During Prime Day but Stock Is Limited

tinymcp: Let LLMs control embedded devices via the Model Context Protocol

Deals: AirPods Pro 2025 low at $160, black Apple Watch Ultra 2 best price ever at $150 off, Magic Mouse, AirTag, more

Best early Prime Day monitor deals: 20+ discounts you can get right now

Show HN: Integrated System for Enhancing VIC Output

This 65W Ugreen Charger Block with 4 Outputs is 40% Off, Amazon Is Almost Giving It Away

New quantum paradox clarifies where our views of reality go wrong (2018)

New Quantum Paradox Clarifies Where Our Views of Reality Go Wrong

Forget Spotify, Here’s How to Get Amazon Music Unlimited For FREE Thanks to Prime Day

Best Cheap Internet Providers for July 2025

ICEBlock app developer had ‘better watch out’ says US attorney general [U]

The best streaming deals: Get three months of Audible for only $3, plus save on Paramount+, Disney+ and more

The 20 best early Prime Day 2025 deals under $25

Show HN: Piano Trainer – Learn piano scales, chords and more using MIDI

USA vs. Mexico Livestream: How to Watch CONCACAF Gold Cup 2025 Final Soccer From Anywhere

The 19 best early Prime Day 2025 deals under $25

Just Released Last Week, the Roborock Q7 M5+ with Docking Station Is 40% Off for Prime Day

This 100W Anker Block Charger Is Nearly Free, Amazon Is Selling Them by the Pallet Ahead of Prime Day

Beats Headphones With 50-Hour Battery Life Are Almost Free, Amazon Sells Them at Cost to Clear Stock

Stop Paying for Antivirus: This VPN Offers It for Free at a Bottom-Shelf Price

No Need To Be a Prime Member, Amazon Is Giving You This 32″ Smart TV Almost for Free

Apple’s F1 movie expected to hit $300M at the box office this weekend

A Tesla robotaxi inexplicably drove into a parked car

Goodbye to All That – My Resignation from the FBI

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