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Date: Thu, 29 Aug 2002 00:49:35 +0200
From: Daniel Mose <imcol@unicyclist.com>
To: Daniel Phillips <phillips@arcor.de>
Cc: Hank Leininger <hlein@progressive-comp.com>,
       Hank Leininger <linux-kernel@progressive-comp.com>,
       linux-kernel@vger.kernel.org,
       Linux-Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: Re: TUX2 filesystem
Message-ID: <20020829004935.A7939@unicyclist.com>
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References: <200208262006.g7QK6uH29932@marc2.theaimsgroup.com> <E17jWuh-0002bx-00@starship>
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Daniel Phillips wrote:
> On Monday 26 August 2002 22:06, Hank Leininger wrote:
> > On 2002-08-26, <Hell.Surfers@cwctv.net> wrote:
> > 
> > > what patent issues.???
> > 
> > [ Please beat your mail{reader,vendor} into defaulting to bottom-posting ]
> > 
> > > On Mon, 26 Aug 2002 Daniel Phillips <phillips@arcor.de> wrote: 
> > > > Maybe yourself, Daniel, care to comment ?
> > 
> > > It's well down my list of priorities because of uncertainties due to
> > > the U.S. patent system.
> > >
> > > Does anybody want to know if patent chill exists, and is it hurting
> > > open source?  The answer is yes.
> > 
> > I'm guessing Daniel is referring to NetApp/WAFL issues.  NetApp's WAFL
> > filesystem (IIRC) implements something which is kinda sorta if-you-squint-
> > your-eyes philosophically similar to tux2's phase tree.  Only
> > 
> > a) It isn't *really* all that similar
> > b) Daniel has prior art going back to the 1980's
> > c) NetApp has more lawyers on staff than Daniel does
> > 
> > Daniel, did I get it vaguely right
> 
> That about sums it up.
> -- 
> Daniel

Well perhaps the patent part, but I sort of got curious 
on it, by this posting. Is there any patches or documentation 
available. I'm going to put my nose deep into the world of 
experimental file systems this winter, and hopefully come up with 
something useful, so I would appreciate anything that describes 
it's general ideas.

kind regards
/Daniel Mose
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