Originally Posted by
ijgordon
You can also sometimes ask the other FC passengers to move around, but this generally only works when one of you gets a window and the other an aisle, and there is a whole bunch of etiquette about how to do this.

Oh I read a whole thread on this the other day. I never knew people could A) be so attached to certain seats, even when asked nicely or B) feel so entitled to ask inconsiderately.
(And just to clarify A above, I absolutely respect seated/booked passenger's right to decline a request to change seats. I just didn't realize pax have such strong preferences when it comes to particular seats)