There is no reason for a bot to be able to access or post on federated social networks if the goal is to make social media humane.
For this reason, bots should be heavily disallowed from posting content to or accessing content from federated social media.
Sounds a lot like people.
That third bot sounds really cool honestly. Possible privacy concerns, but not necessarily.
That 3rd bot is intentionally a direct reference to NSA PRISM