> Everything that goes on within it is designed and controlled and can be explained by _a_ human. Emphasis on _a_ human. I've heard that there's so many layer

> Everything that goes on within it is designed and controlled and can be explained by _a_ human. Emphasis on _a_ human. I've heard that there's so many layers of abstraction and obfuscation, that there is no one person who can explain thoroughly every layer of a modern computer, from the volts in the bits, to the web front end, through the cloud.