Jing Yuechen, the founder of an Internet start-up here in the
Chinese capital, has no interest in overthrowing the Communist
Party. But these days she finds herself cursing the nation’s
smothering cyberpolice as she tries — and fails — to browse
photo-sharing websites like Flickr and struggles to stay in touch
with the Facebook friends she has made during trips to France,
India and Singapore.
Gmail has become almost impossible to use here, and in recent
weeks the authorities have gummed up Astrill, the software Ms.
Jing and countless others depended on to circumvent the Internet
restrictions that Western security analysts refer to as the Great