I've since found 1 or 2 "ghost cables" that go nowhere since my initial review, so I take your point ^^
I did map them out enough to take the adventure (Pins 1-6 were the power wires - 12V 1 & 2, 5V on 5 - and 7-12 being RTS, RXD, TXD, GND, CTS, GND) but think I'll concede and get the...