A Raspberry Pi Zero 2 powers this color e-ink display that generates unique flower images every 30 minutes. Each flower image gets a 24-hour moment on the display before cycling out. A light bill of ...

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Some ink tank printers use a hybrid system that combines a replaceable cartridge with refillable ink tanks. These systems are ...

That’s where San Francisco-based filmmaker Zhang Weimin and her documentary Of Color and Ink have stepped in. In 2011, Weimin ...