On Tuesday, September 28, 2004, 10:39:59 PM, James wrote: > Robert McGovern wrote: >>>You should create a way to generate images with text >>>verification. This would eliminate spam. >> >> >> I think it would slow them down but it wouldn't eliminate them completely. > If the spam is entered by a script, then the wiki code should be able to > use some simple heuristics to block the most annoying crap. > For example, if the diff from the old page to the new page is greater > than some percentage, or if the new page contains X number of links to > the same site. X number of links to _any_ site should be good enough. Automatic spam could then go fine-grained to get under the radar, at which time a secondary heuristic is needed, or X becomes zero. Your statement below provides ample justification for that. > Might this cause a problem for legit users once in a while? Sure. But > we have that now, with spam clean-up. Gavin