[swalsh]

"And in the case of two Ethereum based assets, the third party is the Ethereum network, which can be forked to control the state and data"

ETH Classic still exists, but the community came to the agreement that forking was the best way to deal with the issue. The only person who lost on that agreement was the hacker. Where as Blizzard can do whatever it wants. Surely you can see how a forked blockchain was a more democratic process than a centralized database.