On Apr 6, 2005, at 8:26 AM, Eric S. Johansson wrote: > fandiddlytastic. the immediate thought that comes to my mind is as a > barrier to submissions on blog comment spam. I think I would probably > set things up so that comments in the first three days would be > unimpeded but beyond that, increasing values of stamps would be used > for submissions. On my blog ( http://www.davidsj.com/ ), you cannot register a user account without a WebHashcash stamp. Also, if you try to post without a WebHashcash stamp (whether or not you have a user account), your post will be put in the moderation queue. Otherwise it will be posted directly. David