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

https://www.pure-bookmark.win/djs-and-producers-know-the-4-am-body-clock-all-too-well-like-that-foggy-moment

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