Nicolas Alvarez wrote:
> This behaves like Unix hardlinks. "$a and $b are completely equal here, 
> that's not $a pointing to $b or vice versa, that's $a and $b pointing to 
> the same place"

Right. I suspect either they don't get GCed if you wind up with a 
reference to $B inside $B, or there's a mark/sweep mechanism that kicks 
in. Given my experiences, I'd expect it just leaks. :-)

-- 
   Darren New / San Diego, CA, USA (PST)
     "That's pretty. Where's that?"
          "It's the Age of Channelwood."
     "We should go there on vacation some time."

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