Loss of privacy has no upsides. The bomb, on the other hand, saved many millions of lives over the last 80 years, so it works as a metaphor everyone shares, but the metaphor itself was always much more arguable with nukes. It's possible to actually rationally love the bomb, but what are the upsides for everything about me being exfiltrated at will?

The upside is that you can know everything of almost any person as well. Whether that upside is beneficial for you is a different matter.

It tracks terrorists' efforts to acquire the bomb.