This was discussed here last week, with contributions from the owner of the image forum: https://news.ycombinator.com/item?id=9614993 https://news.ycombinator.

This was discussed here last week, with contributions from the owner of the image forum: https://news.ycombinator.com/item?id=9614993 https://news.ycombinator.com/item?id=9614993