Hacker News new | ask | show | jobs
by kimura 3075 days ago
Why free? It seems like a lot of labor went into making these books.
2 comments

The same came be said of so many things. However, computing has a long history of sharing knowledge freely. I applaud efforts like this to keep that tradition alive.
Because of the license of the source material. I believe it's all originally published under one of the Creative Commons Share Alike licenses.