Title says it all. Can we ban the well-known URL shortners from links in the site. I'd prefer in general text too, but that might to too far in some cases.
Say these 14 (as stolen from a blog):
They only obfuscate links; making broken links particularly hard to correct. Considering the type of users who typically use them I cringe every time I have to click one (though it's been a while since I got a virus warning).