Originally Posted by Dromomaniac
But will the machines and Website still give that option, or will they push the $25 option when this is not necessary? If I know a flight is empty, I'm not going to pay $25 just for a "confirmed" change.
If logic is a part of UA's IT planning (

), then both options should be available.
Northwest's kiosks offer this option already, and I believe they offer you the choice of confirmed or "wait at the gate."