It comes across as a bit amateurish to me, it doesn't have to be perfect but he is way off. Or come across as lowering expectations for 2023. Albeit it 8 months away so not an issue as yet.
But lets assume the 750k target audience was true then with 8 teams including in 22% of HH markets... In that case the USFL (with 16% HH markets and spring) through week 9 for both cable & broadcast is at 704k. Keep in mind XFL 3.0 has a projected 12+% HH markets with the cities speculated.