If you are publishing the crypto challenges, does that mean you have stopped giving them out as challenges? I requested in on Mon, May 12, 2014 at 2:23 PM Eastern Time and did not get a response.
We are in crazy bananas email backlog Mail.app database corruption digging madly hell with the challenges right now, but if "getting all the challenges all at once" won't destroy your motivation and you've been on HN long enough that I'd know you by reputation (you count), I'm happy to send all of them over.