Knuth's distaste for email is well known: https://www-cs-faculty.stanford.edu/~knuth/email.html https://www-cs-faculty.stanford.edu/~knuth/email.html That does

Knuth's distaste for email is well known: https://www-cs-faculty.stanford.edu/~knuth/email.html https://www-cs-faculty.stanford.edu/~knuth/email.html That doesn't excuse being nasty to somebody, though.