Eager to get in on the whole "using your iPhone to pay for stuff" revolution? Too bad your wallet is vehemently disagreeing right now. At any rate, the folks behind the Square iPhone payment system have finally seen fit to open up their solution to the public, but only in the form of a pilot. If you're interested to be one of the few scratching the impulse-buy-itch with a cellphone dongle, hit that source link to sign up. For the rest of ya, there's an explanatory video after the break.