A well installed microcode bug will be almost impossible to detect.
The steady state of disks is full.
In college, before video games, we would amuse ourselves by posing programming exercises.
I am a very bottom-up thinker.
I also have an idea for a book on biodiversity, and why and how we should be conserving it.
I have to keep up with the scientific literature as part of my job, but increasingly I found myself reading things that weren't really relevant to my academic work, but were relevant to gardening.