After so many years what possible danger could Vanunu represent to the State. We only have to look at how fast ordinary consumer goods change every few months. So one can only guess as to what giant changes have been made on the nuclear front. No this is just the state being a bully and having its revenge. Not the sign of a mature country, but of a childish frightened one.
WHO: Polio back in Europe for first time since 2010 (Reuters)
from the article: Vanunu to return to prison for violating the terms of his parole