Originally Posted by
jsloan
People might look at the departure time during booking, but by the time they get to the airport, go through security, etc., and the boarding time is what's right in front of them -- that's what they seem to see.

I'd say the vast majority of people (including me) never look at the BP. It's something you show to aiport personnel, not read yourself. The departure time is what I booked, what's in my Google calendar, and what's in my brain.