I use iChat/AIM/Gtalk as my primary messenger and yet I almost always end up starting Skype when I want to send a file. Skype's amazing at hole punching. I'm g

I use iChat/AIM/Gtalk as my primary messenger and yet I almost always end up starting Skype when I want to send a file. Skype's amazing at hole punching. I'm glad I don't have to deal with installable apps but if you're looking for a GREAT library that does everything Skype does, check out STUNT from Cornell: http://nutss.gforge.cis.cornell.edu/stunt.php http://nutss.gforge.cis.cornell.edu/stunt.php It's a great piece of code and works really well.