The "1Follow me" clue came hot on the heels of the original release of this puzzle over 2 years ago. It was a comment from a user, not (presumably) from the puzzle maker. (...)
I think you are mistaken here. The 1follow and W@@@lk were part of the very beginning of this puzzle. It was part of that initial comment in Bitcoin Magazine of somebody identifing himself as WR. The comment was posted after the article discussing the previous CoinArtist puzzle (the one with Dark Wallet Creators). It was the first public occurrence of the second puzzle.
Here, have a look yourself:
Okay I did some homework. That specific clue was to a previous puzzle. Here is my proof that that clue (the white rabbit one) belongs to a previously solved puzzle and not this one. Hopefully this will put to rest the white rabbit nonsense (for a short time):
It makes for good reading as it describes the path to solution for a previous puzzle. Intimidating if you ask me.