This is an unusual use case, but for systems management type web applications, if you can make them degrade gracefully you've just built an often very usable te

This is an unusual use case, but for systems management type web applications, if you can make them degrade gracefully you've just built an often very usable terminal application at the same time: just fire it up in lynx. A social network or something probably doesn't need that, but us sysadmins love our terminals, and its surprisingly easy to make an application very usable in lynx.