ES6 doesn't need opt-in

Mark S. Miller erights at
Fri Jan 6 00:30:36 PST 2012

On Fri, Jan 6, 2012 at 12:24 AM, Allen Wirfs-Brock <allen at>wrote:

> There should be no observable difference.  But the issue isn't how we
> described the (program) semantics.  It is how we decide which semantics to
> apply.

Got it. It still gives the web only two modes, but has the huge benefit
that the ES6 spec can avoid describing the semantics of non-strict code.

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