>> >  * Leave things unspecified.
>> >  * Add the random starting index_a la_  Go, as Tab suggests.
>> >  likelihood of that problem arising.
> a de facto order to become a de jure one.
few in ECMA-262, underspecification is a net win.
might be "worth a try", or not -- I'm not sure. What PRNG (Math.random?
Hope not, should not be correlatable) or RBG (Crypto.getRandomValues)?
whatever it does in detail.
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