DJs and producers often hit their creative peak around 4 AM, just as the world...

https://wiki-site.win/index.php/How_to_Plan_a_Europe_Run_Without_Destroying_Your_Body_Clock

DJs and producers often hit their creative peak around 4 AM, just as the world quiets down. But that 4:12 AM set can clash with a 9 AM flight back home