ICQ was popular here way more than in the rest of the world, but it got displaced by Facebook Messenger (and to some smaller extent Google Talk/Hangout/what's the name now).
I have no idea about Russia or Israel, where it was too popular.
The good thing about quantum mechanics is that you don't have to know anything about it and still say stuff with it that sounds incredibly profound. "Everything is just a probability! We are all waves, maaan."
(Sort of like Freud's psychoanalysis. Everything is a penis, or your mother.)
This has probably nothing to do with the article though.
ICQ was popular here way more than in the rest of the world, but it got displaced by Facebook Messenger (and to some smaller extent Google Talk/Hangout/what's the name now).
I have no idea about Russia or Israel, where it was too popular.