But.. the US doesn't perform mass surveillance on foreign people only when it's at war. It doesn't perform mass surveillance only on adversarial nations it potentially could be at war either.

This absolutely is about privacy.

> I'm not worried about foreign governments spying on Americans, as long as the US government is aligned. I'm worried about my own government becoming misaligned

Those foreign governments are spying on Americans and then sharing the results with the US government because the US government is misaligned with the interests of its own people