I think there is maybe a middle ground here (that I haven't found personally) it _is_ really rewarding to have people use your work and provide feedback. Commer

I think there is maybe a middle ground here (that I haven't found personally) it _is_ really rewarding to have people use your work and provide feedback. Commercialization is conceivably a good way to do that (you get marketing and support). Never seen it work out that way, but I still think its possible. edit: and of course engineers, you can maybe pay people to come and work with you..which can be alot more fun and extend your reach