2009 was a different time. GFW didn’t work at all for IPv6 traffic or any IPv6 tunneling protocol. It also didn’t employ any statistical packet size analysis. You could go to SixXS and grab a V6 address, and enjoy the uncensored V6 internet. No encryption was needed.

Guess you weren't living near the Urumqi, Xinjiang rioting? Almost a year of severe internet restrictions.