> It takes in incredible amount of work, risk, investment etc. to 'get something up and going' - with all of the parts working.

So.. it's fair if the people who did all the hard work ask for some form of participation? If all it takes to duplicate a product is money and the people with know-how, than the capital is a rather marginal contribution?

And I am deliberately talking about know-how, and not IP here. You cannot apply copyright to the knowledge of your employees.