The streaming radio service. You sign up, tell us about your diet, and every week we email you a calendar of lunches from awesome local restaurants. Easily modify the suggestions with our online interface, or just sit back and let the good food come.
As for the "X for Y" meme, I agree they tend to oversimplify. Nivi of AngelList provides compelling arguments why they are worthwhile anyway: http://venturehacks.com/articles/high-concept-pitch