Why?
Because despite the current situation we're still a far bigger club than they are. Had he left for ManU, Arsenal or an equivalent foreign team he could have justifiably claimed he was going up in the world, but going to City proves it was motivated, primarily, by money.
Cobblers. A far bigger club ffs. Aye and Nottingham Forest are a bigger club than Chelsea - that Drogba's a right mug.