If he is really going to try this again he is going to have to do more to differentiate the product from the NFL. Funny names on uniforms and fancy camera angles were fine the first time around, but it couldn't mask the fact that what you were watching was a far inferior product on the field to The NFL.
JMO but they will need to make the game itself different, introducing major changes to play, otherwise they will forever be viewed as a cheap knock off of The NFL. Incorporate stuff from The CFL, Arena, and College. Add new interesting changes to play and possibly you might capture the public's imagination.