I personally see nothing wrong with this other than it being slightly annoying to email someone within the company, but that shouldn’t matter.

Yeah, not much you can do about that sadly, other than not doing this gs that would result in a subpoena.

Some companies such as porkbun have whois privacy.

Source: https://porkbun.com/products/whois_privacy

It isn’t that the NSA is going to target us, it’s that they could target us.

I feel that if someone can read your home directory, signal isn’t your worst worry. However, it’s still an issue and I’m glad they’re going to move to better security.