Isnt that just the ebb and flow of form, for any player to find consistent form over a period of time will find his worth increase greatly, it can work the other way though ........
I think he was QPR's player of the month and I am guessing a fee was paid by Spurs to us.
You cannot always compare a player in terms of a previous decision, we do not know what Poyet said to him or what Spurs said to him at that time, just as we cannot be sure what we are saying to youngsters...