Originally Posted by SoundgardenRocks

I feel like when I'm in the store, I have a better idea of how long I'm gonna be waiting in a physical line - whereas with drive thrus, there could be six SUVs in front of me that are packed with six person families and it will take forever to get through it.

It's also easier to correct an order when a mistake has been made. I normally don't eat the food inside, I just prefer to pick it up inside.