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Date:	Fri, 10 Jul 1992 12:35:34 -0400
From:	haahr@adobe.com
Message-Id: <9207101635.AA01337@utopia.adobe.com>
To:	mjd@saul.cis.upenn.edu, rc@hawkwind.utcs.toronto.edu
Subject: Re: Y-shaped pipeline

{ why |[4] rev } |[5] cat -n
# this does mean that the stdout of rev and cat will be intermixed
# and you should hope that rev doesn't put anything out on fd 5.