Public domain software is not open-source?

[Matthew Flaschen]

Philippe Verdy wrote:
> You forgot to give the copyright notice (independantly of the licence
> providing grants of use or transmission and forwarding)... You are in
> trouble because of violation of your own terms by yourself!

The Berne convention does not require a copyright notice.  He can not 
violate his own license by omitting one.

Matt Flaschen