Breakdancing requires extreme levels of balence, and LOTS of upper body strength to pull off the really sweet shit.
Cool video, I enjoyed it.
If you wanna see what I say is the breakdance master, check this video out:
it's also recompressed into unrecogniseable gibberish on ebaumsworld :P
Just try to do the pushups that he does at the end... Just try it. You can't really appreciate it fully until you try it.