I can see how it's redundant. But I use cat-pipes because I once mistyped the redirection and nuked my carefully created input file :)
(Similarly, the first thing I used to do on Windows was set my prompt to [$p] because many years ago I also accidentally nuked a part of Visual Studio when I copied and pasted a command line that was prefixed with "C:\...>". Whoops.)
(Similarly, the first thing I used to do on Windows was set my prompt to [$p] because many years ago I also accidentally nuked a part of Visual Studio when I copied and pasted a command line that was prefixed with "C:\...>". Whoops.)