reverse-tee, or, merging stdout's

[Jim Balter]

In article <REARL.91Apr22025829 at nutrimat.gnu.ai.mit.edu> rearl at gnu.ai.mit.edu (Robert Earl) writes:
>In article <7204 at segue.segue.com> jim at segue.segue.com (Jim Balter) writes:
>|   >  prog1 arg1 arg2 | (cat ; prog2 arg3 arg4 arg5) | prog3
>|
>|      prog1 arg1 arg2 | (cat - ; prog2 arg3 arg4 arg5) | prog3
>
>I fail to see a difference between these two.  `cat' with no arguments
>implies `cat -'.

Right.  I hallucinated.