Idle question about multi-core processors

[David Cuthbert]

Erik Wikström wrote:
"640k should be enough for anybody." -- Bill Gates

Sorry, couldn't help myself.
"I think there is a world market for maybe five computers."
   (Allegedly from T. J. Watson)
Interestingly, I think this may end up being true if you replace 
"computers" with "compute clouds" (that is, the type of services that 
Amazon and Google are moving towards).