Ray Saintonge, 05/10/2011 10:46:
If they are so fearful they can use pseudonyms. They would then need to get a legal order from a US court to identify the users.
But all users would need to do so, because a random user or sysop could be asked to publish the correction/statement. On wiki there was a discussion about how to globally implement such a switch to clandestine accounts...
Nemo