Exactly. Is it possible to enter some text on your ChatRoulette profile page or something...? Where you could post your Tip Jar Bitcoin Address...?
ChatRoulette doesn't have profiles as it is anonymous. Which makes bitcoin such a suitable match. Perhaps some sort of browser extension could handle the needed technology, but ideally it would be built in to ChatRoulette itself so that it received wide exposure.
I think the founder and investors have been having a difficult time monetizing ChatRoulette... here is a solution for them.