After weighing the facts carefully, I've decided that Blizzard was justified in penalizing the Hearthstone player, justified in penalizing the two casters, and truly abysmal at managing public relations.
My position on Hong Kong is unchanged. I'm still firmly of the belief that China needs to grant Hong Kong full autonomy and/or independence, and that China needs to stop trying to extend its morally bankrupt censorship beyond its own borders.