Editing forum messages
Uh boy. Here we go!
Slashdot: When Should a Website Edit Its Users?
"Can a weblog edit users comments without opening itself up to liability in case of a slander suit? I run a political weblog and have a policy similar to slashdots in terms of the comments posted belonging to their owners." (continued...)
There's a lot of interesting information in that thread already, including references to the DMCA.
So far my favourite post in the thread is this one.
Written on December 1, 2001