It's about participating in the spirit of generosity that makes open source possible. Yes of course they are under no obligation outside the license, but I'd l

It's about participating in the spirit of generosity that makes open source possible. Yes of course they are under no obligation outside the license, but I'd like to see them send the author a toy anyway. A company like Nintendo sends out tons of swag to people who have collaborated with the company in some way, just add the author to the list.