There are often silly filters and SSH WARNING OMG type of things people do individually that are generally moot. That was probably the context. No time to cover various scenarios therein.
Here, we're considering aggregating the entire network as one to see about what may be going on as a whole. Because tor has no vision there right now. Dogs that wake you up and a janitor to ask might be nice byproducts. Though being able to do anything about a discovery, given the potential dark makeup of any attacker, other than expose it's existance, seems less likely.