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> Indeed, some of the newest sensors combine three-axis accelerometers, gyros, and magnetometers (nine sensors in all), plus a temperature gauge and a processor, into one little package that costs about $17.

which model is he talking about? i got curious and went looking, and the best i could find was $50

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Chris would be talking about the new MPU9150 from Invensense: http://www.invensense.com/mems/gyro/mpu9150.html

Pricing isn't public yet but you can get an idea by looking at the 6-axis products.

nice. if it's really going to end up that cheap, it's an exciting development, paralleling the low-cost arm chips like the raspberry pi. it's going to be a good decade for hardware hobbyists.

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