The BBC has an online article titled Blogging from East to West that talks about the important role that blogs have in promoting democracy.
"According to Reporters Sans Frontières, at least 63 bloggers [in China] have been arrested, and most of those are publishing articles outside of the country.
"These are people who are really resisting government oppression."
So why are authoritarian governments so worried about blogging? Perhaps it is because the internet is so virulent. In the same way that spammers can reach millions of people in an easy way, ideas deemed dangerously democratic by many regimes can spread faster than bacteria on a petri-dish.
Julien Pain, of Reporters Sans Frontières, says: "Blogging is a very, very important tool in terms of freedom of expression.