Out of all the devs I respect and admire as mentors, the majority of them do have publicly contributed code and are involved in some open source project. Not to

Out of all the devs I respect and admire as mentors, the majority of them do have publicly contributed code and are involved in some open source project. Not to say there are not a few who don't, but I think the point is that the majority of really talented developers out there seem to have something.