>Mike i think what pablo ment was regular users (not UT paid members.) to sign the card.
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>pablo
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>U can sign the card even if you are just a free member, just click the link in the main page to sign the card

Yes, I understand all that. And, what I said remains as this would open the door to malicious users who would take opportunity of such an occasion or any related content on UT to create fake/bad data.