Well known by… his policies? The jury’s still out because he only just got into power. He could go back to more Corbynite policies by stealth.

He’s a national treasure

Not sure what you mean. He’s well known for having one stance under Corbyn and another when leader. The first being quite radical and socially progressive, the second being essentially Tory but a bit better. Which bit did they make up: the before or after?