* Sixel graphics * https://en.wikipedia.org/wiki/Sixel * https://www.vt100.net/docs/vt3xx-gp/chapter14.html * https://www.arewesixelyet.com * iTerm2 protocol * https://iterm2.com/documentation-images.html * https://iterm2.com/utilities/imgcat * https://wezfurlong.org/wezterm/imgcat.html * kitty protocol * https://sw.kovidgoyal.net/kitty/graphics-protocol
