The interminable process of boot, download patch, apply patch, reboot, download patch, apply patch, reboot ad infinitum that Windows and other software puts you through on a new installation.
I just downloaded the World of Warcraft binary and now I'm in perpatchual hell while it gets up to date.
Either liquid niquil or any liquid drink with melatonin, Ashwaganda or other sleeping aids in a liquid form. If warm tea helps you get to sleep that could be sleepy juice too.
I could not sleep so I chugged some sleepy juice and now I'm so tired and sleepy.