as a season ticket holder of rhein fire i want it back too. and for the profits: galaxy made money as well as rhein fire. galaxy from the start, fire after 3 years iirc.
if the league wouldve put another team to hamburg and one to dresden instead of cologne and berlin we by now COULD have a profitable developmental league. hamburgs gfl team plays in front of around 20k people.
and i am pretty sure 2/3 of the london game tickets are sold to germans.
so, an NFL germany could work very well. but the NFL just must understand localities.