They do run and hide when the price of a barrel of oil drops below $40, so I'm not sure we'd be any further ahead.

Do we know, or are we speculating on why the cold temps have been affecting Air Canada so much? There've been talks of ground stops - who initiated them? Were there any delays due to lack of fueling, and does AC own the fuel trucks and employ the fuelers at YYZ, or is fuel provided by third-party contractor? Are the root causes attributable to external parties?

Agree with sentiments above that weather is fortuitously blamed on almost all delays and cancellations. Passengers would be reimbursed if ground workers didn't show up, flight crew couldn't show up, equipment breaks or crews time out. The airline can simply point to the thermometer and place all blame upon a chilly reading - customers be damned - and I don't think this has been adequately addressed in the most recent passenger bill of rights.

I understand and to a degree sympathize with the complexities and cascading problems inherent in a large logistical operation, but Air Canada, come on...