yes, avoiding runtime costs is the real problem.
It shouldn't be.
Avoiding imposing penalties on 99% of people's code that have no use for such esoteric facilities, to satisfy the 1% that thinks it might be a good idea, should be simple.
With the rise and rise of 'Social' network sites: 'Computers are making people easier to use everyday'
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.
In reply to Re^5: Accessing a scalar value in another subroutine?