Assuming there is one, what is the difference between older Black sitcoms and modern black sitcoms?

[Rell84shots]

Too many c00ns make it hard to have successful black sitcoms today. Roles for black actors today are usually gay, uncool, ratchet or loser sidekick to his "playa" white bff. Seriously Hollywood is on a crusade to make black men look more and more effeminate.