The youngest in the workforce are nostalgic for a period they didn’t experience. But was it really all that great? Gen Z’s latest online fixation is the so-called ‘millennial optimism’ era. The TikTok trend sees users posting early-2000s throwback snaps set to The Middle East’s 2009 song “Blood”. Think moustache tattoos, Apple Photo Booth selfies, and owl-print tops paired with galaxy leggings.