I don't think so. World cup almost means nothing to most of them. They will be at full strength in Tokyo next year though.
But for me, the real disappointment was that so many Canadian players declined to play in the tournament. Hopefully, we will see most nations with their best rosters next year. Even then, the US won't be invincible.
It's just another fan in the peanut gallery with an opinion, which is meaningless. (Gregg Popovich on LaVar Ball)