This is consistent with the fact that an observation requires a measurement and, therefore, between observations, the unobservable ψ evolves in an unobservable way (according to Schrödinger's equation). In connection with this important remark, Bell [142] could state that the fact that a so-called hidden quantity “rather than ψ, is historically called a hidden variable, is a piece of historical silliness.”

Let us take ketchup for instance. Is there such a thing as banana ketchup or papaya ketchup so that we have to define ketchup as containing so much percent of tomato and nothing more?

Both h/c (hurt/comfort stories, in which one or both members of a pair are injured in some way, creating emotional closeness) and AU (alternate universe stories, in which the characters are taken out of the source text and placed in a different time or place) are subgenres in their own right, but are also commonly found as elements in slash, het (heterosexual relationship), and gen (nonsexual, or general audience) stories.

Not far it [the water] runs before it finds a plain In which it spreads itself, and makes it marshy, And oft ’tis wont in summer to be sickly.