> I've just found this:
>
> http://haacked.com/archive/2007/09/11/honeypot-captcha.aspx
>
> which describes forms for robots to fill in that humans cannot see,
> And screen readers such as Jaws can cope with this. If there is no
> input to the robot-only fields, the other fields are accepted.
>
> Is this doable for the Wiki? It will only help for so long, but....
>
> Hugh
What about a captcha that requires intelligence? I have seen these
around on some of the more popular sites, for instance, a captcha that
asks which one doesn't belong in a group, or which of these is not a
cat, or something to that effect?
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