It could, but for a variety of reasons, it won't be put back. One of the big reasons is low-levels have a very hard time with the gamestyle and it's significantly longer than a normal game, so they spend about 90 minutes or so dying within 1 minute of every wave.
I'm wondering what it will take for my country to rise,
First we admit our mistakes, then we open our eyes
--Ani Difranco