"So, what's the motivation for me the author of a book or software to actually write a book or software. Believe me that monetary gain is part of the motivation

"So, what's the motivation for me the author of a book or software to actually write a book or software. Believe me that monetary gain is part of the motivation." So you never lent a friend a book? Never borrowed a movie from someone? Have you ever burned a CD for a friend or received one? I would bet you answered "yes" to one of those questions. How is that any different?