...
$baz = $info{$key};
# $baz = unpack('H*', $baz);
# $baz =   pack('H*', $baz);
print(STDOUT '[' . ($baz)               . "]\n");
print(STDOUT '[' . (unpack('H*', $baz)) . "]\n" );
print(STDOUT '[' . ($baz eq 'true')     . "]\n");
print(STDOUT '[' . ($baz eq 'false')    . "]\n");
print(STDOUT '[' . ($baz eq 'default')  . "]\n");
...

##</code><code>##

[false]
[66616c7365]
[]
[1]
[1]

##</code><code>##

[false]
[66616c7365]
[]
[1]
[]