NYC radio legend Angie Martinez says she's got all the confidence in the world Jay-Z can change the NFL ... if people just give him time to get the job done.
Criticism of Hova is at an all-time high, with some people accusing him of selling out Colin Kaepernick by getting in bed with the NFL.
Not Angie ... she was IN THE ROOM when Jay and NFL Commish Roger Goodell took questions from the media earlier this month and says she came away believing the partnership will bare major fruit.