Basically, I think it is because polling does not scale well.
The hardware engineers realised that back in the sixties.
What I believe we need are interrupts.

Michael Irish.

On Thu, 24 Feb 2000 agree at carltonfields.com wrote:
>
> I'd be obliged if someone would explain why polling is a fatal flaw?  
> Don't many other modern GUI systems, which largely follow MVC, also
> poll?  I can understand why avoiding the event loop is a good thing,
> and await seeing it truly done well.