I'd like to see crowdfunding move in this direction, but it'd be too good, right? Calculate that a project takes $100k, amass the backing, then release the fin

I'd like to see crowdfunding move in this direction, but it'd be too good, right? Calculate that a project takes $100k, amass the backing, then release the finished work for the benefit of the whole world. What happens instead of release is that the makers just keep it all closed and try to make further profit.