Business product question.

If it's an expensive item, copyleft it. Any infringers have to give it away free or they can be blasted in court. It also applies to distributors, as well. If they knowingly distribute it for pay, they can be attacked. A way to get a leg up on the competition for close to or free.

Besides, they'd eat so much making it they couldn't give it away, ensuring easy protection.

http://www.jimdebetta.com/looking-2-license

This is a very good investment if your serious. This is legit, not some scam. I have spoken to Jim Debetta on a few occasions, he seems like a good guy.