When we first caught word of the gTar, it was a bit of a mystery, with an online presence amounting to little more than a low-res press shot, an enigmatic YouTube teaser and assorted specs coming out of South By Southwest and various investor sites. This week, however, brings TechCrunch Disrupt to town -- and Incident Technologies has braved some unseasonable New York City storms to come along for the ride. We managed to snag some time with the iPhone-docking instrument ahead of its debut on stage this afternoon. Details are still a little scarce -- but here's wh