... but global values assigned to, prior to spawning a thread that also references that same global, will retain a value. But that value may not be usable.

Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
"Science is about questioning the status quo. Questioning authority".
In the absence of evidence, opinion is indistinguishable from prejudice.
"I'd rather go naked than blow up my ass"

In reply to Re^2: Scope of thread variable by BrowserUk
in thread Scope of thread variable by mr_p

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