In vim, it's :set hlsearch http://vim.wikia.com/wiki/Highlight_all_search_pattern_match...
Emacs has many ways of highlighting search terms: http://stackoverflow.com/questions/385661/emacs-highlight-al...
Emacs has many ways of highlighting search terms: http://stackoverflow.com/questions/385661/emacs-highlight-al...
After some more googling it appears Visual Studio 2010 has the feature, almost, and a simple plugin gives the exact functionality I want. Dunno if I want to upgrade to 2010 yet though. Hm...