Saying a team was in the league for 8 decades does not mean 80 years. Are you able to comprehend this Copernicus?
Jeff Feagles as an example was in the NFL throughout 4 decades. That doesn't mean he was an active player for 40 years.
They could be AROUND 8 decades, but not necessarily around for a full 8 decades.
Sportswrath.com for football talk and giants talk