He could've just dropped the cash and said nothing. It's lots of celebrities out there who donate, volunteer and do shyt without telling people.
John Cena meets with sick kids, Steve Buscemi volunteered on 9/11, Tyler perry basically took care of the living expenses of some black legends in the entertainment industry that fell on hard times. They understand that as rich people, they have to tread carefully when they do philanthropic acts and not ask others who have less to help. The working class already do "help" by paying taxes. The same funding goals can be reached if they do a private group chat with athletes, actors, and musicians where they just each decide how much money they'll donate and quietly send that money to the people doing things on the ground.