Try asking for a backtrack in a lightie on Rwy 15 at YBCS - you'll get an interesting response from the Twr.
However, at the end of the day, YOU are Pilot in Command of your aircraft and if you want the runway, use the runway. (You may just have to wait a bit).
As someone has quoted, runway behind you is as useful as fuel in the bowser or altitute above you.
