You can tell a lot about a person from the hobbies they choose, especially if it requires them to be tied to a bathtub full of hot dogs with a panel of judges and a proctologist with a tape measure watching. But enough about coin collecting. We’ve contacted renowned experts on geeks, as well as many actual geeks, to compile this list of the dorkiest things you can do with your time. Each activity will be ranked on both how badly it humiliates the participant and how negatively it affects his or her sex life. These are not rough estimates. These are scientific facts based on the research done by captive supergeniuses working in controlled conditions with test mice and test mice dressed like tiny wizards.