Global lexical tier

Jason Orendorff jason.orendorff at
Tue Sep 1 17:27:40 UTC 2015

On Aug 31, 2015, at 7:11 PM, Brendan Eich wrote:
> We are in rapid-release hell/heaven.
> This means errata can be issued, and engines can implement the better
> resolution for those errata, compared to what the last major-version _de
> jure_ spec mandated.

Yes. Obviously the bar is very, very high.

I'd like to hear from other implementers on whether this is worth
considering at all. I think the change would be backward-compatible
except for code that depends on redeclaration errors, or on variables
*not* being reflected on the window object.


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