https://thenextweb.com/offers/2019/08/24/this-coin-sized-linux-computer-can-be-yours-for-69/

TLDR: The VoCore2 can be the heart of literally hundreds of tech projects — so get one and a 4-inch screen for $10 off

Welcome to the day you learned that the newest consumer-grade micro computers are so micro that they could actually get lost in your pocket change. In fact, the VoCore2 is literally the size of a coin, so small that it’s making other popular micro systems seem positively bulky by comparison.