Anecdotally my mom who worked in a soviet hospital still keeps in touch with her coworkers - multiple decades after emigrating. Meanwhile I (usually) stop makin

Anecdotally my mom who worked in a soviet hospital still keeps in touch with her coworkers - multiple decades after emigrating. Meanwhile I (usually) stop making an effort to keep in touch the second someone leaves the company. I think there's two parts to this - the Russian attitude of maintaining a few, deep close friends and everyone by and large staying in the same city their entire lives.