Use your rebate check and get a decent acoustic for a couple bills, a tuner, some picks, strings and a couple method books or issues of Guitar World that have Joe Satriani and/or Eric Johnson on the cover.
Brian
P.S. And after you can play by ear about 80% of what you hear on the radio, THEN maybe you can dick around on "Guitar Hero" for fifteen minutes. But FIFTEEN MINUTES ONLY! Then it's back to practicing scales!
P.P.S. Plus, your Valentine's Day won't be loveless anymore if you learn to play the guitar.
P.P.P.S. Speaking of 'loveless'...do you really think Kevin Shields is wasting any of his time in the run-up to the MBV reunion playing "Guitar Hero" or "Rock Band"?