That's a joke, right?
It's winning when you cause yer enemy to spend 1 trillion dollars 'fighting' you.
It's winning when yer enemy becomes yer best recruiting tool.
It's winning when yer enemy creates an enormous physical base for your activities.
It's winning when yer enemy loses every right to moral high ground fighting you.
It's winning when yer enemy loses the sympathy of the ROW by killing 10 to 20 to 30 more innocent people than you did.
Tell me Osama isn't winning. He's won. The US has mishandled this so badly that he couldn't have hoped for any more. The cost-effectiveness of his actions is the envy of every army in the world.