Also I am very certain that people would get by better without Facebook then they would with the lowly legions of those toiling away to keep the world merely "clean".

I totally agree with that. That's why I weight it with the scarcity. Of course you disagree with the scarcity of Zuckerberg, but in my comment I assume that what defines a "Zuckerberg" includes the outside factors that the individual doesnt control.