Answer:
Moral Criticism, Dramatic Construction (~360 BC-present)
Formalism, New Criticism, Neo-Aristotelian Criticism (1930s-present)
Psychoanalytic Criticism, Jungian Criticism(1930s-present)
Marxist Criticism (1930s-present)
Reader-Response Criticism (1960s-present)
it really doesnt help, just keeps out more bacteria. it's better to just stay inside
I think one way would be that people in libraries feel safer under that roof of a quiet building and be able to calm themselves in a good book or magazine without the worry of the outside world.