When your flights are delayed/resechduled there is a world of difference. "Get in line" vs "you are already rebooked". (my Air Canada experince.)

> "Get in line" vs "you are already rebooked". (my Air Canada experince.)

Which of the two was the Air Canada experience?

"you are already rebooked" -- they were fab.

Same here for KLM.

Fair enough, I've been in those situations where the service on the ground side of the gate matters.