Sure, but an idea is not a (physical) good, nor is it a service. Coming up with an idea or writing a book is a service and should be paid for (probably by comm

Sure, but an idea is not a (physical) good, nor is it a service. Coming up with an idea or writing a book is a service and should be paid for (probably by commission), but (and Stallman would agree) the idea or book itself should be free.