The feature is confusing (it uses virtual files visibly only to bash, and not extant on the filesystem) and overlaps existing functionality (netcat).
Also:
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=146464
http://lists.debian.org/debian-user/2003/04/msg01591.html
http://lists.debian.org/debian-devel/2006/11/msg00794.htmlu
http://lists.debian.org/debian-user/2006/07/msg00204.html
The feature is confusing (it uses virtual files visibly only to bash, and not extant on the filesystem) and overlaps existing functionality (netcat).
Also:
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=146464
http://lists.debian.org/debian-user/2003/04/msg01591.html
http://lists.debian.org/debian-devel/2006/11/msg00794.htmlu
http://lists.debian.org/debian-user/2006/07/msg00204.html