Facebook's '10 Year Challenge' Is Just a Harmless Meme—Right?
Opinion: The 2009 vs. 2019 profile picture trend may or may not have been a data collection ruse to train its facial recognition algorithm. But we can't afford to blithely play along.
15 Jan 2019 ... A quick glance through my Facebook friends' profile pictures shows a ... you had a clean, simple, helpfully labeled set of then-and-now photos.