Building things that are easily sustained for a long time is an interest of mine.
So, too, is finding ways to do things that allow them to be sustained a long time.
The interest is a common thread through my work in several mediums. It is what drives my interest in an open-source hardware-agnostic real-time audio processing engine, for instance.
When an idea or thought about it doesn't fit clearly into one of my projects, I put it here.
Here is an argument that young earth creationists should oppose use of fossil fuels.