As developers, we often stare at a computer screen all day only to go home and stare at more glowing boxes all night. Having a nontechnical hobby can really help to keep us sharp for our day jobs.
As I live-paint a small model for a tabletop wargame, I will describe some of the techniques I use. You'll hear me discuss how having a hobby has helped me stave off burnout. I'll also impress the importance of open and frank discussion around mental illness.
(The audio quality from the RubyConf 2015 video is pretty shoddy, which is on me. My recording might be slightly better.)