The Raspberry Pi got a major upgrade. The third revision of this tiny, $35 Linux computer is 50% faster than the Raspberry Pi 2 and has built-in Wi-Fi and Bluetooth LE. Alasdair Allan of MAKE has a good first look at the board.
MAKE: Meet the New Raspberry Pi 3 — A 64-bit Pi with Built-in Wireless and Bluetooth LE
Here's Eben Upton, founder of Raspberry Pi, talking to MAKE about the Pi 3: