The author has been hanging around the community for the past few months, if they wanted to make it a better place, they should work on improving the already amazing documentation. This is all just A self promotional stunts. The author has done this before in the Rails community
I'm not familiar with the author, but writing a programming book has got to have the worst possible effort to return value ratio if one's goal is solely self-promotion. I'm disinclined to believe anyone would put in that kind of time if that's what they were going for.
The author has been hanging around the community for the past few months, if they wanted to make it a better place, they should work on improving the already amazing documentation. This is all just A self promotional stunts. The author has done this before in the Rails community