Game Input MultipleXer

I'm sure the Serial Converter has a function other than being a physical USB connection. Otherwise you'd just use some sort of pin adapter and Matlo would have soldered USB cables directly to the Teensy from the get-go in the tutorials. I guess you got a point. I guess I'll just wait for the uart d...

What i mean if i can solder a usb cable to the teensy in place of the uart serial converter device. My uart device hasn't arrived yet, but I'm itching to try this out.

Is it possible to have this working by soldering a usb cable to a teensy? My uart thing is on its way, but i'm starting to feel a little impatient.