Normal capacity is about 50 - 75% put today it was close to 100%.
People keep telling me not everyone is into the Super Bowl and now I believe them. And the room for the most part was filled with 18-35 year old men. to be fair the internet cafe is really a cyber sport cafe so most of the players are probably hard core tournament players and some look to be professional. Additionally, a lot of international flair in the hood so a ton of them are not American.
The popular neighborhood pizza place was closed for the night of the superbowl, but the cyber sport cafe was not only open but thriving.