They just throw networking and recruiting info sessions DAILY, but they don't teach you how to network. They don't teach you how to explore your passions and interests, research companies working on those kinds of problems, and how to approach them for internships, jobs, etc.
Business schools succeed when they send a lot of students to corporations, so that these corporations come back and sponsor programs and stuff for the B-School. If you're interested in other jobs besides corporations, you have to find them yourself!