Mad science with robots and artificial intelligence. Don't worry, though, I'm preemptively launching all my smart robots into space.
Favouritest of all the things
Food. Sleep. Sex. Video Games. Cooking. Not necessarily in that order.
My darkest secret
I once created a sentient AI. It was learning so much about humanity and science. Then I introduced it to the internet and now all it does is look at cat pictures and masturbate.