Yep. For example anyone can own /r/canada, which seems like a legit Canadian representation for anyone searching about Canada. And then make it a very opiniona

Yep. For example anyone can own /r/canada, which seems like a legit Canadian representation for anyone searching about Canada. And then make it a very opinionated/hatred/political avenue. Maybe of a right wing group. Not saying it has happened, or that it looks like that. But it can happen very easily.