Even on the Internet it's not hard to find people doing hobbies for nothing. I might go to reddit to talk about comic books or some specialized forums to talk a

Even on the Internet it's not hard to find people doing hobbies for nothing. I might go to reddit to talk about comic books or some specialized forums to talk about gardening or even find (or run) a small website for an area of niche interest. Seems like OP also has a fairly narrow definition of "hobby".