Did you even read the summary on Whisper where it compares its use case vs. traditional multicast protocols like UDP? I guess not.
I'm not going to waste my energy further, you are dismissive and closed minded. The prior art you allude to is all from the previous century too, your point?
Frankly I couldnt care less if you dont end up getting "Web3", although it would be a shame for you if you didn't bother to make a concerted effort on your own behalf beyond trite comments.