[weel]

They already have.

[s-phi-nl]

Whom are you thinking of that left after the fall of the USSR in 1991? I do not mean to challenge you, but others will, so I would like some details.

[iskander]

Anecdotally, I've met many well-educated Russians who left in the mid-90s. I think, though, this was mostly due to fear for personal safety and a sense that their country was in a unrecoverable tailspin.