Larry Wall has just released his 20-page (on perl.com) Apocalypse 12, 
which covers Objects in Perl 6.

You can see it here:

http://www.perl.com/pub/a/2004/04/16/a12.html

On a semi-related note, Dan Sugalski has published an interesting new 
Parrot-related article as well, Building a Parrot Compiler:

http://www.onlamp.com/pub/a/onlamp/2004/04/15/parrot_compiler_construction.html

Come'n'get-em.

-- Darren Duncan