Originally Posted by FriendlyPilot

We heard the same thing about getting A-321s just 2 years ago, and now we have 170 of them on order.

Also the A330 and A350 are common type ratings, just like 757-767 so we could get both planes and fly them with a single group of pilots, making it one fleet. It makes even more sense to get both if we are going to get A-350s because now we have a comparable 767 replacement.