Wirelessly posted (Mozilla/5.0 (iPhone; U; CPU iPhone OS 4_2_1 like Mac OS X; en-us) AppleWebKit/533.17.9 (KHTML, like Gecko) Version/5.0.2 Mobile/8C148a Safari/6533.18.5)
It's only been out for 3 months. Even if they start releasing one every year like they do for other devices (which I doubt), they won't release another one until approx October. That's 9 months away. If it were July or August of '11 I might recommend waiting just to see...