That's no doubt to help justify the expected $20 retail price, considerably higher than that of the average Micro-USB cable. This one, thankfully, promises to be compatible with all Micro-USB devices.

Charging cables suck. I know it. You know it. They friggin' suck, especially ones that only go in one way, like Micro USB and full-sized USB (aka USB Type-A).

The Arduino Cable Tracer has been created using an Arduino Mega 2560 board with its IO pins connected to USB-A, USB-C, Micro-B, and Mini-B ports.

Any Micro-USB cable worth its salt—even Micro-USB–to–USB-C cables—can carry up to 15 W of charging power (although most tap out around 12 W) and transfer data at sluggish USB 2.0 speeds ...

Approx 70% smaller footprint, additionally includes RJ45, USB-A3, USB-B3, USB-B, USB-Micro3, touch screen menu that enables manual selection of ports to do a deeper diagnosis of faulty cables.” ...

Well, sadly not all micro USB's are the same. I don't doubt there is a standard but my example is a Sony e-reader. They will charge off some micro USB chargers and not others (same for their mini ...

Main features of Arduino Micro: The Arduino Micro is a microcontroller board based on the ATmega32u4. Like its brother the Leonardo board, the Arduino Micro has one microcontroller with built-in USB.