I’m a big fan of the ESP-01 Wi-Fi modules. Because I’ve done a couple of Wi-Fi projects, rather than fiddle with pin headers and jumper wires while programming, I decided to get one of those generic ...

Blockchains claim to be public, distributed, effectively immutable ledgers. Unfortunately, they also tend to get a little bit huge – presently the Bitcoin blockchain is 194GB and Ethereum weighs in at ...