That's how I read it, too - the cost in terms of life and cash are high right now, however not taking decisive action against the pond scum of the earth would be even more costly. It's a matter of when and how much you decide to pay.
I agree.
It's probably smart for an entertainer to make a political statement in such subtle, even ambiguous terms...That way you don't alienate half your audience. Everyone has their own interpretation!