The point about privacy has been made before and I see the value in it. But, users regularly share documents with third parties. In addition this was expected to be used primarily by non-business users (such as students) and in the future enhance privacy if people see value in it.
It doesn't work as a self-hosted service, because you need to be able to quickly share a link with other participants.
It doesn't work as a self-hosted service, because you need to be able to quickly share a link with other participants.
It's not a honeypot.