Adam Wathan (PHP + Laravel stuff) had a $100k book launch - http://www.productpeople.tv/81 http://www.productpeople.tv/81 I know a half dozen other authors of

Adam Wathan (PHP + Laravel stuff) had a $100k book launch - http://www.productpeople.tv/81 http://www.productpeople.tv/81 I know a half dozen other authors of technical/programming books who have probably made between $50k to $100k over the life of their books.