Well, I wouldn't call it a "result" of language evolution; it's more an impetus for evolution. :-)

That said: I certainly wouldn't want to prevent Perl from being released just because of little warts like two-arg open. "Better is better than perfect." So I think we're in agreement on what to do about warts: Fix 'em and get on with life.

    -- Chip Salzenberg, Free-Floating Agent of Chaos