[This is a well-reported item, but I believe I have something valuable to say, per below]
By the way, it's important to keep in mind that while almost all news coverage will tout this as filtering pornography, censorware also usually bans anonymizers, language translations sites, google caches , even the archive WayBack Machine. This is because sites such represent a threat, a LOOPHOLE in censorware's control. This overbroadness has been a factor in the CIPA decision.
Update Nov 15: I've revised and updated the report
BESS's Secret LOOPHOLE
It now has revised and updated examples of LOOPHOLE sites, as well as containing the various mentions of the topic in the CIPA case.