There are several other scenerios that could have happened.
We could have had a 1st this year, another backfire. With that pick we could have selected a QB.
We wanted McCown, that could have worked out.
He traded Cassel, our insuance policy, backfired, and was left with Bambi.
We were negotiating with Locker, he abruptly retires, he could have been good.
After failing to find EJs replacement, he just complacently rolls with an inferior backup, knowing his potential, backfire.
And several other scenerios...
Whaleys risks backfired big time, which could potentially cost us the season.
He neglected the position.
Imo