It's really a question of time.
He's already pushed the budget out of whack by avoiding paying the US' bills.
He's also been removing the kinds of regulations which stop abuse. So we'll see the profits before the damage appears, as usual.
The stock market can see he's damaging trade.
Boom-bust is back, instead of Obama's steady as she goes.
When will the failure come? Anybody's guess. But he's creating the mess from which it will emerge. Unlike with Bush, there won't even be anyone in place to fix the mess.