twitterfox that I use as my twitter client does not recognize "<user>.bit.ly/xyz". If it is an undocumented feature, it is susceptible to link hijacking. I can

twitterfox that I use as my twitter client does not recognize "<user>.bit.ly/xyz". If it is an undocumented feature, it is susceptible to link hijacking. I can take a url shortened by you (pplante) and brand it as my own mayank.bit.ly/xyz. That will not be cool...