Reading (duh), writing (theoretically), pens, flags, music (alternative, electronic, and classical mostly. K- and J-pop also welcome), languages and scripts, trains, astronomy, anime, assorted fandoms.
It's got to have been at least ten years, and the phrase "overrode the overridden override" still lives in my head rent-free.ย I can'tย even remember what the name of the story it's from, just that it's by Diana Wynne Jones.ย