This information is not only difficult, but also very concentrated,
       so if your head feels tired – don’t violate it, put the text away.

  also expect all sorts of crazy stuff, the author seems to be somewhat autistic.

 it's 187.4 MB of text & picutes in the BOOK (much more, if you click on further)
 or you may see short previous version which is only 1% of that size.