If you're able to follow instructions then you can set up a server. For the purposes of this conversation then, as things stand, anybody is allowed to set up a server and then an instance and then see that data.
Another thing to note is that downvotes are, in effect, public. One hopes that this will have a chilling effect upon individuals and groups who have been gaming the karma/visibility system over on reddit for years.
If you're able to follow instructions then you can set up a server. For the purposes of this conversation then, as things stand, anybody is allowed to set up a server and then an instance and then see that data.