Hacker News Reader

That's crazy misleading. This is just a post saying, "hey, this is a way to sync data faster." Awesome! Much kudos.

But stale data isn't "downtime." This is tech marketing at like, MongoDB level.

Except it's not marketing from the vendor in question. This is a page by the US government.

I think it's just an honest misunderstanding of what the term "high availability" means, in general tech usage.