You can always reach for your phone to write down a sudden thought or inspiration you don’t want to forget, but Mateusz Nowak’s EclairM0 won’t suck you into a wormhole of digital distractions.

The EclairM0 is powered by a 32-bit ARM Cortex-M0+ micocontroller, which is where the M0 in the name comes from. This is an ultra low-power processor with 256GB of memory and a top CPU frequency of 48 ...

There are pocket-sized electronics, and then there’s the EclairM0. It’s a 50 x 40 x 8mm (2″ x 1.6″ x 0.3″) device that weighs just 15 grams (0.5 ounces). But it’s a multifunction gadget with a small ...