They've been chased off by the cops, at the instigation of business interests. Boo! Hiss! Let me tell you, Mr. Restaurant Owner, I don't care how unfair you think it is, but when I'm in the mood for chicken and rice for $5, I'm not going to go spend $15 on some rather fancier food in your establishment. I'll just get the C&R in Manhattan, eat there, and give you nothing.