I don't know if this is new in 10.2 or not, but the Go -> Go To Folder menu item will now autocomplete case-insensitively. That is, if I type...
/Use[tab]/shar[tab]... it will appear in the display as:
/Users/SharedNote that the lower case 's' I typed has become an upper case 'S'. This does not work in the Terminal (and rightly so), but it is a nice feature in the Finder.
Mac OS X Hints
http://hints.macworld.com/article.php?story=2002100706343739