This was THE prank we played at Uni in the computer labs. This was late 90s, when girls from the social sciences schools would go into the computer labs to chec

This was THE prank we played at Uni in the computer labs. This was late 90s, when girls from the social sciences schools would go into the computer labs to check their email and shit. So you turned their screen upside down, opened their tray and whatnot , then you would go their place and pretend to fix it (while your friend that was in charge of the lab actually fixed it). It gave us nerds our 5 mins of "fame" with the ladies.