Usefulness as a concept assumes that you can make a connection between an activity and a desired outcome. But for many things someone giving a lifetime to somet

Usefulness as a concept assumes that you can make a connection between an activity and a desired outcome. But for many things someone giving a lifetime to something odd might result in something useful down the line. A million people with an odd hobby might create an insight that saves the planet! It is you just don’t know in advance which useless activity would help.