It's not that Wikipedia devs can't imagine it, it is the social pressures of the project that make it impossible for someone to realize a change of that scope.

It's not that Wikipedia devs can't imagine it, it is the social pressures of the project that make it impossible for someone to realize a change of that scope. Mediawiki plugins or Greasemonkey scripts pave the way for what takes years of "project work" to integrate.