"If you use social media, you've probably noticed a trend across Facebook, Instagram, and Twitter of people posting their then-and-now profile pictures, mostly from 10 years ago and this year. Imagine that you wanted to train a facial recognition algorithm on age-related characteristics and, more specifically, on age progression (e.g., how people are likely to look as they get older). Ideally, you'd want a broad and rigorous dataset with lots of people's pictures. It would help if you knew they were taken a fixed number of years apart—say, 10 years.... In other words, thanks to this meme, there’s now a very large dataset of carefully curated photos of people from roughly 10 years ago and now." Read more on: https://www.wired.com/story/facebook-10-year-meme-challenge/ Best regards -- Grace Githaiga Co-Convenor, Kenya ICT Action Network