1. Truffle oil is the ketchup of the newly affluent.
2. To find good places to eat, provoke the nerds.
#2 showed a remarkably precise understanding of the internet. The question at hand was how to find good restaurants, and his answer was to take the city you want to go to and just google up some restaurant names that serve the dish you're after. Then got to chowhound or another foodie site, and rather than asking about restaurants, you put up an enthusiastic post talking about how you just had the best whatever you're looking for at one of these restaurants.
At that point, what
I suppose this isn't really news to me, but having it laid out so simply and so practically had the dual effect of leaving me laughing and giving my fourth eye (the third being spiritual, that requires a fourth for the internet) a good squeegee-ing.