"its out of curiosity and to attain peace" -- for a person. Nobody really knows what everybody else is into. Not everything interests everyone.

There are certain people (or very few tv shows) who re-build ancient machines which might not be needed in the current age. Because we acquire knowledge enough to live in a point-of-time.

Money is just "to get things done". Not sure if everyone gets it.

Amen. you echoed my thoughts, but able to put it in good english. :)