Take these examples first.
A question was ensued when Mr. Cohen’s private conversations (Client-Attorney Privileges via emails, audio/video recordings) with Mr. Trump, were compromised; to be further unleashed in the public domain; which ascended doubts, such practices of diluting Client-Attorney Privileges whilst evaluating the larger picture! How many Hon’ble Supreme Court Top Lawyers anywhere, including in India, would react, if such privileges of Theirs’ been compromised by anyone outside/other party entities, and published on the social media swamp?
When the issue of Pegasus came, those who got infected in democratic nations, clamored for the same security issues!
In the 2018 testimony of the silicon-valley executives, they indirectly accepted of having the liberty of not only reading emails & personal information, but also sharing it with the third parties, maybe on the basis of Clickwrap/Browsewrap agreements (btw, which would’ve been proven void).
INDEED! If I’m not wrong, despite evidences obtained improperly or illegally; still, they are admissible in the court of law, and there’s nothing wrong in that too!
BUT look at the broader picture now: