Originally Posted by
Ground Effect
I'm thinking they moved the -200's there to hold gate slots and bring in a bigger pilot footprint while they work out their plan for more two class aircraft.
Before anyone says how silly the above sounds remember the planes are being paid for whether delta has someone fly them or not, and gas is still cheap. Get them spooled up, swap when the time is right. If you did it 18 months afterwards you might not be able to hire the pilots.