Thanks Rolf and all others! I did some digging and found this at the bottom of sub new in IO::Handle: 
    my $io = gensym;
    bless $io, $class;

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The call to gensym is also new to me but I looked it up and now I understand what’s going on! —joe

In reply to Re^2: Dollar Bracket Star ${*...} by snoopyjc
in thread Dollar Bracket Star ${*...} by snoopyjc

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