Mutable Proto

Brandon Benvie bbenvie at
Thu Mar 21 11:54:19 PDT 2013

On 3/21/2013 11:39 AM, Brendan Eich wrote:
> Andrea Giammarchi wrote:
>> yes, SES, the non real world out there, needs __proto__ ... 
>> shenanigans all over the world because of '__proto__' ain't important.
> SES is deployed on major Google properties. I recall also Yahoo! but 
> not sure if still up.
> I think again you are out of line. Am I wrong?
I don't agree with Andrea's sentiment, but this would still be 
surprising to me. I would have thought that SES's use of `with` to 
sandbox code (it does this right?) would destroy performance to the 
point of being unusable in practice.

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