Reply from a sibling comment of yours: https://news.ycombinator.com/item?id=39246642 https://news.ycombinator.com/item?id=39246642 > A FTP client was set in th

Reply from a sibling comment of yours: https://news.ycombinator.com/item?id=39246642 https://news.ycombinator.com/item?id=39246642 > A FTP client was set in the wrong mode could easily corrupt everything. When PNG came out that was actually a super common thing that happens. And specifically it would corrupt the newline characters.