Source:
APActivists and bloggers fear Twitter censorship
By MICHAEL LIEDTKE
AP Technology WriterSAN FRANCISCO (AP) -- <snip>
Thursday's announcement that Twitter had refined its technology to censor messages on a country-by-country basis raised fears that the company's commitment to free speech may be weakening. Twitter is trying to broaden its audience and make more money by expanding around the globe.
<snip>
Twitter sees the censorship tool as a way to ensure individual messages, or tweets, remain available to as many people as possible while it navigates a gauntlet of different laws around the world.
<snip>
Before, when Twitter erased a tweet it disappeared throughout the world. Now, a tweet containing content breaking a law in one country can be taken down there and still be seen elsewhere.
Twitter will post a censorship notice whenever a tweet is removed. That's similar to what Internet search leader Google Inc. has been doing for years when a law in a country where its service operates requires a search result to be removed.
Read more:
http://hosted.ap.org/dynamic/stories/U/US_TWITTER_CENSORSHIP?SITE=AP&SECTION=HOME&TEMPLATE=DEFAULT
So much for "the" revolution being tweeted?
Much more at link, very much worth reading, IMO.