On 24/05/07, Gwern Branwen gwern0@gmail.com wrote:
At least if we ever need to enable CAPTCHAs on a large-scale basis, we might get some good out of it for WikiSource.
We have captchas on Wikimedia wikis already. Try logging in with an erroneous password, for instance. Or adding a URL to a page on mediawiki.org.
- d.