Re: [vwrap] What abstract type systems already exist?

"Robert G. Jakabosky" <> Tue, 10 May 2011 10:35 UTC

Return-Path: <>
Received: from localhost (localhost []) by (Postfix) with ESMTP id 48548E0873 for <>; Tue, 10 May 2011 03:35:44 -0700 (PDT)
X-Virus-Scanned: amavisd-new at
X-Spam-Flag: NO
X-Spam-Score: -2.265
X-Spam-Status: No, score=-2.265 tagged_above=-999 required=5 tests=[BAYES_00=-2.599, IP_NOT_FRIENDLY=0.334]
Received: from ([]) by localhost ( []) (amavisd-new, port 10024) with ESMTP id fgV9vHLxyWPw for <>; Tue, 10 May 2011 03:35:43 -0700 (PDT)
Received: from ( []) by (Postfix) with ESMTP id 2A860E0829 for <>; Tue, 10 May 2011 03:35:43 -0700 (PDT)
Received: from localhost ([] helo=neo.localnet) by with esmtpa (Exim 4.69) (envelope-from <>) id 1QJeWL-0004dg-Gc for; Tue, 10 May 2011 04:26:05 +0000
From: "Robert G. Jakabosky" <>
Date: Mon, 9 May 2011 21:26:04 -0700
User-Agent: KMail/1.13.5 (Linux/2.6.32-bpo.5-amd64; KDE/4.4.5; x86_64; ; )
References: <> <>
In-Reply-To: <>
MIME-Version: 1.0
Content-Type: Text/Plain; charset="iso-8859-15"
Content-Transfer-Encoding: 7bit
Message-Id: <>
X-SA-Exim-Scanned: No (on; SAEximRunCond expanded to false
Subject: Re: [vwrap] What abstract type systems already exist?
X-Mailman-Version: 2.1.12
Precedence: list
List-Id: Virtual World Region Agent Protocol - IETF working group <>
List-Unsubscribe: <>, <>
List-Archive: <>
List-Post: <>
List-Help: <>
List-Subscribe: <>, <>
X-List-Received-Date: Tue, 10 May 2011 10:35:44 -0000

On Monday 09, Joshua Bell wrote:
> On Mon, May 9, 2011 at 1:36 PM, Boroondas Gupte
> <>wrote;wrote:
> > *What abstract type systems do currently exist *("exist" as in published
> > and sufficiently documented. Don't have to be formally standardized,
> > though if they are, that's a plus.)* and how do they compare to LLSD?*
> This is an excellent question.
> For what it's worth, it's possible that at least the first part of this
> question has been explored as it relates to virtual worlds by the IEEE
> P1828 working group on
> virtual worlds. I'm on the mailing list (as are some other VWRAP list
> members, I believe) but confess to not having spent any significant time
> engaged with the group.
> What I do know is that P1828 members have performed a number of technology
> surveys. The working group is not focused on any particular architecture
> for virtual worlds (as chartered, VWRAP has a fairly specific approach in
> mind), and is instead looking broadly at possible technologies to embrace
> as "best practices" for virtual worlds. The P1828 working group's
> discussion list is
> - you might find it worthwhile to peruse archives and/or engage in
> discussions with that group regarding this and other issues where
> consensus on a new or converging design is not the driving factor (as it
> tends to be within IETF groups) but exploring existing technologies for
> suitability within a problem domain.

I talked with chairperson of that IEEE working group and he said that the 
archive it only accessible to members of that working group, but there is a 
public wiki with some information from the group:

Robert G. Jakabosky