http://www.perlmonks.org?node_id=1013579


in reply to Re^2: Two simple code style advice questions
in thread Two simple code style advice questions

It probably means "Using '... x condition' is not always safe":
say $_ ? "true" : "false", "a" x $_ for 0, 1, "0e0";
لսႽ ᥲᥒ⚪⟊Ⴙᘓᖇ Ꮅᘓᖇ⎱ Ⴙᥲ𝇋ƙᘓᖇ