Every time people ask 'What is the point of this?' I remember the Mathematician's apology : http://en.wikipedia.org/wiki/A_Mathematicians_Apology http://en.wiki

Every time people ask 'What is the point of this?' I remember the Mathematician's apology : http://en.wikipedia.org/wiki/A_Mathematicians_Apology http://en.wikipedia.org/wiki/A_Mathematicians_Apology. Many ideas Hardy felt were useless then, now provides the underpinning for some very useful applications in the real world.