[support] attention any blind users on the list or site administrators spam prevention

[Shérab]

Hey, Rolf,

> We use captcha on the registration form and I
> increase the complexity every time it happens, but
> it still happens around once a week. Not a lot,
> but it's a small site.

Perhaps having no falsy registration is a too high expectation...

> Thank you, but I don't hear anything from the
> captcha used there.

I think you have to submit a solution to see / hear a captcha.
Sherab.