Hastily posting something isn't good thing to do. I started to wonder if I
had any ground for this

> This side note is no real proposition, just a reminder that 
> there has been need for something like this earlier; then 
> they just didn't realize they'd get something better :).

Well, there surely has been a discussion about this and the subject was well
named:

Subject: [ruby-talk:02376] Iterator into array
From: Dave Thomas
Date: 07 Apr 2000 11:12:52 -0500

http://blade.nagaokaut.ac.jp/cgi-bin/scat.rb/ruby/ruby-talk/2376

Well, can't say if my extension was for any good, as it has been already
bashed on that thread :)...

	- Aleksi