Ofcourse it's about money. He's hardly gonna give an interview and say that he wants to leave over 20-30k a week, is he? The lack of trophies is just a nice excuse for him.
We should have decided what we were doing with Cesc at the start of the summer, instead of letting everything drag. If cesc is staying, then stick to your guns with Nasri's contract and if leaves so be it. If cesc is going, give Nasri the deal he wants and build your attack around him.