For archive readers, this thread is continued as https://www.postgresql.org/message-id/20180427222842.in2e4mibx45zdth5@alap3.anarazel.de and there's a follow-up lwn article at https://lwn.net/Articles/752613/ too.
pgsql-hackers by date:
Соглашаюсь с условиями обработки персональных данных