440 UIDs…..440hz…A440 or [A]4 (also known as the Stuttgart pitch), which has a frequency of 440 Hz, is the musical note of [A] above middle C and serves as a general tuning standard for musical pitch. Sounds like we hit a key frequency all focused on the same issues tonight. It's time to vibrate the world and shatter some elements of it.
https:// en.wikipedia.org/wiki/A440_(pitch_standard)