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AI capex is so big that it's affecting economic statistics

AI capex is so big that it's affecting economic statistics, boosting the economy, and beginning to approach the railroad boom As ever, here is what's ahead: Updates on prior pieces My most recent Rough Notes essay A few things worth reading I previously wrote about the perils of building renovation as a Fed chair, especially given an administration bent on finding a reason to fire you "for cause." As anyone who has renovated anything larger than a dog house knows, no one thinks what you spent

AI CapEx Is Eating the Economy

AI capex is so big that it's affecting economic statistics, boosting the economy, and beginning to approach the railroad boom As ever, here is what's ahead: Updates on prior pieces My most recent Rough Notes essay A few things worth reading I previously wrote about the perils of building renovation as a Fed chair, especially given an administration bent on finding a reason to fire you "for cause." As anyone who has renovated anything larger than a dog house knows, no one thinks what you spent

Use keyword-only arguments in Python dataclasses

Python dataclasses are a really nice feature for constructing classes that primarily hold or work with data. They can be a good alternative to using dictionaries, since they allow you to add methods, dynamic properties, and subclasses. They can also be a good alternative to building your own class by hand, since they don’t need a custom __init__() that reassigns attributes and provide methods like __eq__() out of the box. One small tip to keeping dataclasses maintainable is to always construct

The first mobile phone, the Motorola DynaTAC debuted in 1983. What was its price?

Choose wisely! The correct answer, the explanation, and an intriguing story await. Correct Answer: $3,995 The Motorola DynaTAC 8000X, released in 1983, was a groundbreaking innovation in the history of telecommunications. It was the first commercially available handheld mobile phone, launching a new era in personal communication. At its debut, the DynaTAC was priced at $3,995 – equivalent to more than $12,500 in 2025 dollars when adjusted for inflation--the DynaTAC was a luxury item accessible