"Great job!  I was wondering, are you using Eagle Cad for you 4-layer boards, and what board house do you use for your 4-layer boards?"

"In looking at the eagle files for the Phone Drone, I was wondering, what is the purpose for T1 and the associated circuitry? The ADK reference design shows that the USBVCC is switched when the USB slave port is plugged in. In the phone drone it…"