Re: New full Unicode for ES6 idea

On Sun, Feb 19, 2012 at 12:33 AM, Brendan Eich <brendan@mozilla.com> wrote:
[...]

> Why the global object? Because for many VMs, each global has its own heap
> or sub-heap ("compartment"), and all references outside that heap are to
> local proxies that copy from, or in the case of immutable data, reference
> the remote heap.

[...]

Is this true for same origin iframes? I have always assumed that mixing
heaps between same origin iframes results in unmediated direct
object-to-object access. If these are already mediated, what was the issue
that drove us to that?

-- 
    Cheers,
    --MarkM