sonic
…Denoting, relating to, or of the nature of sound or sound waves.
(https://en.oxforddictionaries.com/definition/sonic)
immersion
… 2: Deep mental involvement in something.
(https://en.oxforddictionaries.com/definition/immersion)
“We have fallen into the place where everything is music.”
(Jalalud’din Rumi)
Tomorrow is an illusion we’ve yet to imagine, whereas yesterday was a potentially memorable experience… time is precious & there are many wonderful illusions we could create today.