DJs and producers know the 4 AM body clock all too well—like when the set ends...

https://wiki-fusion.win/index.php/How_Much_Water_Should_I_Drink_During_a_Set_Under_Hot_Lights%3F

DJs and producers know the 4 AM body clock all too well—like when the set ends precisely at 4:12 AM, and the journey back means sunglasses in daylight