$4 ESP32 Module Brings Wi-Fi and Bluetooth to IoT Projects

Build portable IoT projects with this $4 ESP32 development board. The built-in 18650 battery holder and charging circuit make ...
Engadget

What's the difference between USB 3.0 & 2.0 and which should you use?

There are various USB standards, but how do USB 2.0 and USB 3.0 ports differ? If you're fretting about what sort of socket you should plug your favorite PC peripherals into, it's important to know the ...