As a frequent BWI DL pax, I wasn't looking forward to this. Liked the fact that I could arrive at the a/p 60 min before departure and be sure of making my flight.
First, I confirmed there
IS an elite line at D.
Second, as much as I hate the nude-o-scopes, they will be coming to C as well. The security check that is going in where the DL counters are now will serve A, B, AND C. Once that happens, easy access to C will be a thing of the past once you are thronged up with the WN herd.
Biggest negative in my eyes is the increase in the PITA factor of what is already the biggest negative - the rental shuttle. Now, on top of driving half way to Virginia, on overcrowded busses driven by unconcerned govt employees, we DL customers will be among the last to get on - almost ensuring standing for the trip at peak hours. Then, at return, we get to wait until practically the last stop. Not as long as the loop around Logan, but ....