The process of giving away something of value completely for free, completely optional for you to read, in hopes of creating an audience for a book (which takes

The process of giving away something of value completely for free, completely optional for you to read, in hopes of creating an audience for a book (which takes a lot of work to write, hopes to improve the world in some way, and is also completely optional for you to read) sucks? What do you say about things that actually suck?