Live from Espresso Roma: It's a market failure! There is no other phrase for it...
A well-functioning efficient market would produce pop-up espresso cafes with high-quality wireless service to satisfy Berkeley students' demand during exam period. Does it? No. So what do people do? They overcrowd tables in existing coffee shops. They even get their coffee to-god, and then huddle in the drizzle outside wherever they can find a flat space and a good wifi connection with which to study: