I am a very bottom-up thinker.
A well installed microcode bug will be almost impossible to detect.
The steady state of disks is full.
One is that the perfect garden can be created overnight, which it can't.
I also enjoy writing my regular column for Organic Gardening magazine, so I may do more of that sort of thing in the future, if anybody wants it!
In fact, we started off with two or three different shells and the shell had life of its own.