First of all, my name is Justine and I am no one's sweetheart. Respect that or we don't talk, I am a person, not your pet or a child.
If people in the 21st century ignore basic practices and are not educated it stands to reason others will be too. You're from the Victorian era or the Edwardian? I always get them mixed up. But I know there's a distinct lack of information.
And the Masons are from the future, maybe they'd like to learn what infections haven't been eradicated yet?
It's better to offer a class for those who don't know instead of just letting everyone go around and assuming they do. So please, don't start an argument.