From: matz@... (Yukihiro Matsumoto)
Date: 2003-04-30T13:14:01+09:00
Subject: Re: block.call vs. yield

Hi,

In message "Re: block.call vs. yield"
    on 03/04/29, dblack@superlink.net <dblack@superlink.net> writes:

|I know there must be an obvious answer to this, but...  what is an
|example of something that requires this (specifically, requires that
|it be added to the core language)?

Proc#yield cannot be implemented using Proc#call, and other way
around.   This is good enough reason for me.

							matz.