It belongs to Carmack, it's like copying the entire text of a blog post from someone else's blog and then hosting it on your own blog.

Like when Google puts it in the cache, or when archive.org crawls it, or when I add it to my Pocket reading list?

You can request that the internet archive stop hosting your copyrighted materials...

http://archive.org/about/faqs.php#20

Arguing that copyright laws don't exist because you can find examples of people ignoring them doesn't change the fact that they exist.