I've seen this assertion several times now, though the last time was a while ago. It hasn't gotten any more correct in the interim.
$ touch \| $ file !$ file \| |: empty $ ls -l \| -rw-r--r-- 1 chemboy users 0 Mar 14 00:09 |
That, for the record, was on Gentoo Linux on a G4, but similar results can be readily obtained on other platforms.
If God had meant us to fly, he would *never* have given us the railroads.