> > On another note, I do sort of wonder why `Number.isNaN` is coming into the 
> > language now at the same time as the `is` operator and `Object.is`. It 
> > seems teaching people (and getting them to remember long-term) the nuances 
> > of `isNaN` and `Number.isNaN` will be more difficult than just teaching 
> > people to use `x is NaN` in ES6 or `Object.is(x, NaN)` in an ES3/5 + ES6 
> > shims environment.
>
> `is` operator is dead :( :( :(

That is sad indeed :(

Nathan                                    
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