I recall graphics programming books in the mid/late 90's about dithering techniques. There's also some fun related work on ASCII art rendering. This sort of t

I recall graphics programming books in the mid/late 90's about dithering techniques. There's also some fun related work on ASCII art rendering. This sort of thing is/will still be useful for low-cost displays. I'm sure we'll have Wifi-enabled e-ink displays on cereal boxes soon.