Well, considering that that post is on the first page of this very thread, I'm sure a lot of people could stumble upon it.
A twist on the idea would be to have the walkthru only tell you how to solve puzzles you've already completed (the rest of the pages are torn out or something).
A twist on the idea would be to have the walkthru only tell you how to solve puzzles you've already completed (the rest of the pages are torn out or something).