3 ms·You can always contribute, the link to github is provided in one of the comments.by EvgeniyZh 10y agoYou can always contribute, the link to github is provided in one of the comments.posterboy 10y agoincorrect, nobody can immediatly contribute, because contribution takes time.EvgeniyZh 10y agoI didn't tell immediately. I told that if you think that book can be improved, you can improve it by contribution