[Israel.pm] tag clouds, folksonomy,

[Amir E. Aharoni]

On 03/07/07, Gabor Szabo <szabgab at gmail.com> wrote:
> On 7/3/07, guy keren <choo at actcom.co.il> wrote:
> >
> > use captcha(?) to protect against spam.
> > it'll also reduce the willingness of malicious users to spend time on
> > "ruining the data".
>
> Oh, do you mean for the registration phase, the login phase or every time
> the person wants to submits something or change a tag?

>From my experience on jerusalem.perl.org.il CAPTCHA on registration is a must.

After that it's probably just an annoyance.