Late-night studio sessions can mess with your ears and your judgment. After 2...

https://wiki-tonic.win/index.php/Why_Does_My_Sense_of_Loudness_Change_After_Hours_on_Monitors%3F

Late-night studio sessions can mess with your ears and your judgment. After 2 am, your ears start to lose sensitivity, and that 5-6 hour caffeine half-life means you might still be wired when it's time to wind down