Upon installation the product prompts you to allow it to collect anonymous usage statistics. A company blog post states.

安装产品时，会提示你是否允许产品收集匿名的使用满意度。

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Public - Anonymous users can read and post. Registered users can additionally edit their posts, and create and vote in polls. Moderators and administrators can make stickies and announcements.

公开-未注册的访客可以观看和发表文章和主题。注册用户更可以编辑他们的文章和新增和参与投票。版面管理员和系统管理员可以新增置顶和版面公告。

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Another Anonymous post flagging Operation You've Been Owned, which aims to publicise a US court case that might make it illegal to sell copyrighted goods.

BBC: Pastebin puts Anonymous spat behind it

That case also began with a similar anonymous blog post that contained numerous examples of apparent image manipulation.

FORBES: Suspicions Raised About Another Japanese Cardiovascular Researcher

Some players are anonymous, but some post their profile and a photo.

FORBES: Move up http://i.forbesimg.com t Move down