RE: RFC 152 (v1) Replace $self in @_ with self() builtin (not $ME )

[Damian Conway]

   > (Or, was it already intended that the implementation of 'use
   > invocant' might be some sort of compile-time macro?)

No. I think a macro facility for Perl should be more general than just 
whacking some code in at the start of every subroutine.

The use invocant was proposed as a way to maintain backwards compatibility 
and yet give everyone the invocant access syntax he or she personally favours.

Damian