Many ESP32-based devices can perform multiple functions; each of these devices excels particularly at one task. And they cost ...

Blue: Supporting USB 3.0 SuperSpeed technology and above, blue ports identify a device capable of fast data transfer: up to 5 Gbps (that's 5,000 Mbps) -- a significant jump from previous generations.

Now, this doesn’t mean you can’t use a port the “wrong” way. These ports still work just fine. But when you know what those ...