SXSW is a huge tech festival in Austin in March. The Gathering of the Juggalos is a huge Insane Clown Posse festival in the woods of southern Illinois in August. Here are the differences I noticed between the two.
A flyer handed out at SXSW:
A flyer handed out at The Gathering Of The Juggalos:
An example of a graphic t-shirt you see at SXSW: