China didn't want to lose the cutting edge of technology. So the idea of having a Sina Weibo was an attempt to compete with Twitter. However, it has no soul - which is freedom of expression. Nevertheless, I think the government regrets having Sina Weibo, but they cannot shut it down. That would definitely be suicidal.
Ai WeiweiI am very much interested in the so-called useless object. I mean, it takes perfect craftsmanship, beautiful material carefully measured and crafted, but at the same time it’s really useless.
Ai Weiwei