Many examples (maybe not exactly steganography, but same spirit) in this discussion from three weeks ago: https://news.ycombinator.com/item?id=28431716 https:/

Many examples (maybe not exactly steganography, but same spirit) in this discussion from three weeks ago: https://news.ycombinator.com/item?id=28431716 https://news.ycombinator.com/item?id=28431716