When I'm not in my office debugging code or staring at my whiteboard, I engage in a variety of general nerd pursuits, about which I have very strong opinions. A short whirlwind tour:
I also have strong opinions on music (like any good nerd, for certain definitions of "nerd"), or at least I like making lists of songs in ranked order. For instance, this is a selection of my most played songs over the last 3 months as of 3/11/2015:
I also maintain a music Tumblr, at jvoorheis.tumblr.com, which mostly serves as a way to remind myself of music that is between 75-100% awesome (for certain values of "awesome").