in reply to Typeglobs and constant variables

What about
*var = \3.14159; our $var; print $var;
لսႽ† ᥲᥒ⚪⟊Ⴙᘓᖇ Ꮅᘓᖇ⎱ Ⴙᥲ𝇋ƙᘓᖇ