Reid Hoffman was my guest on Ask a VC this week, although he still considers himself more of an entrepreneur than a VC and did the call from LinkedIn, not Greylock. Oh well at least the question asking and answering was as advertised.

Among the questions he answered were who Facebook’s biggest competitive

Rob Morris just showed me this very cool gestural guitar interface that allows you to control a guitar with your iPhone. You can modify the sound by moving the guitar around (think Star Power in Guitar Hero) and you can even shred on the iPhone while the guitar twangs away.

No, you can’t buy one. And Rob’s not selling his rig. I guess you can just follow