It's all about filament and microcontrollers.

My parents founded the radical revolutionary group, then became fugitives. I was born in hiding, and spent my early years on the run. ICEBlock was meant to be an early-warning system to help people ...

The Pi works fine, until it doesn't.

You might have noticed that some gas stations occasionally offer specials on unleaded 88 octane gas—also known as E15—which contains 15 percent ethanol. Ethanol is an alcohol that’s derived from corn.