It certainly gets us to keep talking about him. Which seems to be his primary skill. It does not have any basis in reality, however.

That sounds like a call to get rid of the electoral college...

Well that's nice (i.e. an impeachable, despicable offense), but it doesn't actually change how elections are run.

He also said his polls are the best they've ever been today. Trump works hard to cultivate an aura of inevitability, but he simply does not have the power to make false things true by declaring them so.