The Denver Broncos are winning despite Tim Tebow.  They've
essentially put him in a bubble — dumbing down the offensive
scheme and playing so conservatively that he can only have a
slight positive or negative effect on the game.  His job is to
run the zone read on first and second downs, not turn the ball
over when he's forced to throw on third and long, and then sit
and hope he gets good field position so he squeak out some
points.  The real reason Denver is winning is that the defense
has found itself.  In four of Tebow's five wins as a starter,
the defense has allowed 15 points or less. In contrast, the
Broncos D allowed 23 or more points in all but one of poor Kyle
Orton's starts.  So unless you're going to argue that Tebow's
sheer presence made Denver's defense better, the Broncos
turnaround happened independent of Tebowmania.  Point to Von
Miller's leap into super-stardom, Elvis Dumervil's health, or
Brian Dawkins' spontaneously rejuvenated legs.  But you can't
realistically look at this Denver team and