Probably 1% or less. Obviously, HN is skewed, but where I've worked I've been the only one or the only one out of a few that codes outside of work (and I don't

Probably 1% or less. Obviously, HN is skewed, but where I've worked I've been the only one or the only one out of a few that codes outside of work (and I don't do it that much). The thing is, after 6-8 hours of working, most people want to do other stuff. Read, spend time with kids/wife/SO, go take a walk, play video games, etc. If they make any contribution to open source, it's during work time to serve business needs.