Late-night studio sessions can stretch well past 2 am, when your ears start to...

https://wiki-saloon.win/index.php/Why_Does_Everything_Sound_Dull_at_2_AM_in_the_Studio%3F

Late-night studio sessions can stretch well past 2 am, when your ears start to go numb and caffeine’s half-life means that double espresso is still buzzing hours later