And yet you have not addressed the point that many report that tricks like Anubis work.
replyIf they are so stupid an idea that they could never work, why do they seem to having the desired effect?
A significant amount of the effect is everything outside the proof of work. Not the cost of hashing but the need to run the javascript that submits it.
replyIf you've seen anyone post a comparison of crawl rate versus difficulty, I'd love to see it. There's probably some difference but I want to know how much of the overall effect it is.