Dragonfly is the only project that carries empirical study of exactly which keyword triggers the GFW, at a large scale. This could be useful in business like s

Dragonfly is the only project that carries empirical study of exactly which keyword triggers the GFW, at a large scale. This could be useful in business like suggest what kind of Ad content are "safe" for the Chinese market, automatically. Also one can harvest blocklist, there can be some very interesting new discoveries, useful intels can be made into updates and alerts. Google can not disclosure this strategy publicly because the Chinese might masquerade the firewall's behavior accordingly. Traveling into darkness can be used to fight against darkness. I feel sorry for the engineers.