Since I find the latter very simple to follow and understand I would like to know if there are differences between them

Do you know the difference between a hippo?

Each sub has its own scope, so sharing a lexical state variable via state $var is not an option, you have to allocate that var in an outer scope. my and state make no difference there.

_($_=" "x(1<<5)."?\n".q·/)Oo.  G°\        /
                              /\_¯/(q    /
----------------------------  \__(m.====·.(_("always off the crowd"))."·
");sub _{s./.($e="'Itrs `mnsgdq Gdbj O`qkdq")=~y/"-y/#-z/;$e.e && print}