A nice to have opional feature would be MailHide from reCAPTCHA.
see: http://mailhide.recaptcha.net/

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Crell’s picture

Crell commented
Category: support » feature
Crell’s picture

Crell commented
Version: 6.x-1.x-dev » 7.x-1.x-dev

Patches welcome. Actually I'm considering making the Drupal 7 version accept pluggable encoders so this could be done as a 3rd party module. That might be even better.