We've been hearing for months now that both Android and the T-Mobile G1 hardware have some magical, top secret low-level support for multi-touch, but unless we can you know, do something with it, it really isn't doing anyone any favors. That's where the lovely people in the ever-industrious dev community come into play, throwing together demos on their way to a full release that you -- yes, you -- can finally install on a G1 of your very own. It's still in the proof-of-concep