Completely agree, only problem is that your interest feed relies on the people you subscribe to keep their posts related to the interest you associated them with.
But if the scientists in your NASA circle want to post vacation pictures, you can't filter that out. You can try and get yourself included into their "Space News Only" circle, which would solve the problem, but badgering people who don't know you to do something for you, even little like this, isn't an optimal solution.
But if the scientists in your NASA circle want to post vacation pictures, you can't filter that out. You can try and get yourself included into their "Space News Only" circle, which would solve the problem, but badgering people who don't know you to do something for you, even little like this, isn't an optimal solution.