On Thu, 2012-12-20 at 10:09 -0600, John Hasler wrote: > Ralf writes: > > And as already mentioned before, people using braille are completely > > lost. > > Some sites offer audio captchas as an alternative. Yes, a blind penpal some minutes ago did inform me about that, he also has written that Dyndns does help by telephone. Audio captchas should cause issues too, perhaps I'll listen to some later.