Even Zimmermann appeared to have given up on it. https://www.vice.com/en/article/even-the-inventor-of-pgp-doesnt-use-pgp/ https://www.vice.com/en/article/even-

Even Zimmermann appeared to have given up on it. https://www.vice.com/en/article/even-the-inventor-of-pgp-doesnt-use-pgp/ https://www.vice.com/en/article/even-the-inventor-of-pgp-doe...