On Wed, 22 Oct 2003 08:35:32 +0900, Hugh Sasse Staff Elec Eng <hgs / dmu.ac.uk> wrote: > On Wed, 22 Oct 2003, Greg Vaughn wrote: > > > approach, but I've seen systems where you're presented with a graphic > > containing a word (and a mangled background to foil OCR) and you must > > type it into a form in order to get access to a web system. The idea is > > to ensure that it is a real person viewing the web archive rather than a > > spammer's harvesting bot. > > Yes, see October DDJ for one, but do we really want to exclude blind > people :-) ? And possibly dyslexic people as well.... Another disadvantage of such a system is that it will prevent people from searching the archives with google. (most of the times when i searched something about ruby, google would give me a relevant post in the web archives) Then wouldn't it be better render the email-address of the poster as a graphic ? Ruben