I can connect and use a USB data stick without problems and whilst the tethering menu lists both USB and Bluetooth tethering, USB conectivity is not an option (faint print and can't be checked). Not sure how to connect via Bluetooth, might have to do it that way though until NBN is connected in a couple of weeks.
I'd like to go back to days of yore when life was simple: the days worst problem would perhaps be a blister on my finger from the rotary dial. Or worse still, a broken lead in my pencil...