- those who once got "owned" by proprietary blob and prefer opensource solution anyday (if it backed by company)
- those who are on their way to be "owned" soon. They sometimes also call 1st group "opensource maniacs".
Ok, the final application or front end, in extreme cases, CAN be closed source; or the driver, if it does the job, bundled exactly with the hardware, is not specific and security is not a factor.
But library?! I would trust unigine binary or even DRM coders(as in rights mismanagement) way more than this library.
This is completely wrong way to earn money. The guy should please really rethink his development method! Even opencore is way better.
By the way 0access rootkit earns money exactly THIS way (opening windows with ads and autoclicking). So, this is graphical rootkit.