XKCD explains the baseball metaphor for sex

Today's XKCD nerd-toon has a fantastic, profane chart explaining the "base" system as it pertains to romantic entanglement. I'd always been pretty familiar with the main touchpoints (as it were) -- first, second, third base and home run. But I must admit that I have wondered from time to time where on the notional diamond one might find "Downloading Star Trek fanfiction and replacing Riker's name with your crush's." Oh, and Joel? Fursuits are on there, big fella.

Base System