Those folks responsible for the "Ride the S.L.U.T." t-shirts--the fine, tiny coffee vendor next to Taco Del Mar in the SoLa neighborhood (or is it SoLu?)--are going to be charging you more from here on out. Kapow! Coffee is paying the price of gentrification, condos and slutty streetcars. According to the Times, the 200-square-feet of splendid coffee making real estate has been feeling the push-and-pull of larger nearby coffee vendors and the sudden boom......