Devices dedicated to this purpose can be pricey in and of themselves, but enterprising Arduino users have created a brilliant answer. Here's how modders created a home energy monitor from an ...

If there's a major downside to the Pi 500 as a desktop PC, it's that there isn't an easy way to add an M.2 slot for faster storage since existing M.2 HATs for the regular Pi 5 can't be connected ...