...so why are you still on this strand then?

If you've not learned anything, or you feel there's nothing to learn (because you know better anyway; perfectly possible of course), then it's not compulsory to stay here, Mr The Devil!

Your summary is true, insofar as it goes. But it's like saying "The US is very big and is next to Canada". It somewhat misses the nuances! Is it because you couldn't grasp the nuances, or you're not interested in them?

"The nation should be told!"