It was nice while it lasted! Ultimately, checking in baggage takes a given amount of time for a given amount of passengers, however you try and skew the process. It's a natural queue, that can't be relocated inifinitely.
Well, internet check-in is going to be the norm soon. Nothing to do with customer benefits. Already, you have little chance of securing a decent seat with BA unless you use online check-in. In a state of nervous tension, business pax lurk around the world, waiting to pounce on 62A