in reply to Re: call subroutines via hash
in thread call subroutines via hash

Not in recent perls. The arrow-between-brackets-is-optional rule has been extended to sub refs. 
my %thingy;
$thingy{foo} = sub { print "Cool!\n" };
$thingy{foo}();

[download]
Caution: Contents may have been coded under pressure.

In Section Seekers of Perl Wisdom