The USB connection is taken care of by an FTDI cable. He went that route because the cables are relatively cheap, easy to come by, and already have driver support on all the major operating systems.

Then, it’s a simple matter of plugging in an FTDI cable and pretending it’s 1989. Coridium is planning on giving away a few hundred of these ARM BASIC chips to makers in a few days.

FTDI USB Serial Converter Drivers This Uninstall Programs entry corresponds to a legitimate program and is unnecessary to remove.