With the ruble down 18 percent against the dollar this year and sanctions chipping away at economic ties with the West, ordinary Russians might be forgiven for rushing to put their money in a "safe" foreign currency.

Yet so far there are none of the round-the-block lines at exchange booths or panic-buying of durable goods that marked Russia's financial crisis of 1998, still notorious for wiping out many people's savings.

So what has changed?