There's no mapping for the root object, so maybe this is a special key?
Something like:
var o = new Bind({
cats: ['sam', 'nap', 'prince']
}, {
':root': callback
});
Akin to the [:root](http://www.w3.org/TR/css3-selectors/#root-pseudo) CSS selector.
Thoughts?
There's no mapping for the root object, so maybe this is a special key?
Something like: