Quadrupeds can run on the front paws better than bipeds, so the sysadmin should win.

Noise canceling headphones plus Brownian noise.

https://archive.org/details/brownnoise_202103

In my case Sennheiser hd450bt.

Turn off phone data, so only regular texts from VIP can break through DND.

Solitaire, crosswords or codewords app to sleep. Voyager with pagination on if you really want to read but have an end page.

Maybe a minimum life form as well.

What? And lose one of the disco buttons? (along with scroll lock and num lock)

Flashing lights and a loud beep if set up right hehe.