New Coach...running the old coach's system? Sometimes people have an "Easier" system to learn. Not a chance some new dude runs your old dudes stuff.
5 months to learn a new system is far from a "short" time.
They already did. They forced him to resign for not playing the kid with the right last name at QB. Its a open and shut case. Admin catered to parents...and killed football.
Not that Sweetwater had much left after the miracle of 1993 anyway...