[bux93]

You should still practice minimization of PII, also known as Data Minimization. Especially in the EU, where it's the law (GDPR).

[JumpCrisscross]

You should also wash your hands after using the toilet. That’s about as relevant to HHS sharing data with DHS as what you’re talking about.

[nosuchthing]

Metadata is never deleted, only copied to more and more archives and databases.

You're always being added to a list, and all of your metadata decides what lists you'll end up on in the future.