I recently noticed on Ask Ubuntu that Community ♦ casts upvotes and downvotes. I read in this post that Community can cast downvotes in some cases, but I haven't found any information on upvotes. Here's a screenshot from Community's profile on AU:
I checked on a few other sites; here is mechanics.stackexchange's Community profile:
And Stack Overflows:
And last but not least, IoT beta:
So my question is, under what situations can Community vote on posts?