I don’t think
the Black never existed, more that is is forbidden from existing. Unlike the Is and the Is-Not, the Black (and the night) are the Can-Not, the things specifically verboten and which, by the commandments of the reigning Judgements, can never be. We know Correspondence Sigils which are phrased in the positive, which enforce a mandate on reality, are heat and movement; and those that prohibit are cold and stillness, entropic in nature - the Black would therefor be something that is at absolute zero, denied any potentiality, chained by freezing law into non-being