DJs and producers know the 4 AM grind all too well—like catching a 9 AM flight...

https://www.normalbookmarks.win/djs-and-producers-know-the-4-am-mark-isn-t-just-late-it-s-a-shift-in-how-their

DJs and producers know the 4 AM grind all too well—like catching a 9 AM flight after an all-nighter