Don't you think you invited that response with your opening remark, 'The sense of entitlement oozing from your every word is frankly sickening'?

Perhaps you could post the link to some cracked versions of the software you work on so we can all download it for free. I'm sure your boss  won’t mind. Oh and by the way - don't you think there's an 'up front cost' in developing a book, having it edited by professionals, distributed, given a cover, marketed...? 

I find it incredible to be called 'egotistical' for wanting to be paid for my work. Presumably you get paid too? Does that make you an egotist as well?