I did... it didn't mention anything about negative comments.
Though it may have been implicit....
I still have permission to aknowledge the existence of the closed BETA
and that I'm participating in it.
You might want to read again what you agreed to.
I'm a Blue Mars Beta tester too (also a "developer beta tester"), and I agreed to this:
<Copied and pasted from the their website>
VII. Confidential Information. "Confidential Information" includes any and all information relating to, contained in or relayed through the Beta Software, Blue Mars, and the Beta Test, including but not limited to information relating to the performance, capabilities and features of Blue Mars, the performance, capabilities and features of the Beta Software, the contents and features of the Beta Materials, your Feedback, any other Beta Test participant's Feedback, and any Avatar Reality employee's Feedback. By way of clarifying examples and not as a limitation, Confidential Information includes comments regarding the stability of Blue Mars and/or the Beta Software, comments regarding the appearance, features, or functionality of Blue Mars and/or the Beta Software, general comments about Blue Mars’s overall development, contact/private information for Avatar Reality personnel that is provided to you, any information that would allow people who are not part of the Beta Test to access any private areas for use in connection with the Beta Test, including but not limited to, Blue Mars, the Beta Software, chat, email and message boards, postings from the private boards or forum for the Beta Test, screen captures, pictures, videos, podcasts, audio files, or any other representations in any form of media, known or unknown, of any content in Blue Mars, the Beta Software, or the Beta Materials.
VIII. CONFIDENTIALITY OBLIGATION. YOU MAY DISCLOSE THAT THE BETA TEST EXISTS AND THAT YOU ARE PARTICIPATING IN IT, HOWEVER, YOU AGREE THAT YOU WILL NOT PUBLISH, DISCLOSE, DISTRIBUTE, TRANSMIT, POST OR OTHERWISE MAKE AVAILABLE, DIRECTLY OR INDIRECTLY, ANY CONFIDENTIAL INFORMATION DEFINED IN SECTION VII PUBLICLY OR TO ANY THIRD PARTY, EXCEPT AS REQUIRED BY A JUDICIAL OR GOVERNMENTAL ORDER AS SET FORTH BELOW, UNTIL AND UNLESS AVATAR REALITY AUTHORIZES YOU TO DO SO IN WRITING.