With regard to the non-moving changes of address, I am minded of an old Russian joke (told to me by an old Russian, of course):
An old man is being interviewed on a Soviet TV station before the heady days of Perestroika/Glastnost.
He is asked where he was born. "St. Petersburg."
And where did he grow up? "Petrograd."
Where does he live now? "Leningrad."
Where would he prefer to be buried when he dies? With a wistful sigh, he answers, "St. Petersburg."
HGB