I don’t believe any consumer available software is capable of defending from nation state attacks. Physical access or not.

I think your math is bad.

4.5 million divided between 3.5k people is 15,000 each.

That’s before legal fees, which I haven’t seen a figure for.

They still won’t be able to read chats themselves.

It’s not sotred in plain text, but encrypted.

Meta data is still available

Because everyone from your country is an angel…