Filed under: Cellphones, HandheldsSo at one point or another, we've heard nearly every European carrier mentioned as the likely frontrunner for Apple's European iPhone rollout. On the one hand, you can chalk that up to the ugly nature of the rumor mill, but on the other hand, it sounds like the carriers themselves were led to believe the same thing, all part of Apple's grand scheme to play them off one another and put together a gloriously lucrative (for itself, anyway) exclusive distribution agreement. The Guardian is reporting that O2 will be a