Billy made his decision and his compensation is life changing. Part of his job is dealing with the money people that want to control the program and weren't behind his hiring. This is common in the SEC and it's the culture he signed up for.
Florida isn't lacking funds to pay athletes through the NIL. He's playing with the big boys now and he's an unknown to many of the top athlete's in Florida, Georgia and other states. It's no coincidence Florida and LSU are struggling in recruiting at this point. None of it has to do with money.