Agree, and funny also that the author shows the F91W. It has a thriving hacker community built around it. You can get a new arm motherboard with a breakout for

Agree, and funny also that the author shows the F91W. It has a thriving hacker community built around it. You can get a new arm motherboard with a breakout for a sensor board. Sensorwatch have released a temperature sensor and an accelerometer. Plus it is loud! But there is another mod I saw to make it quieter.