[svlug] upcoming presentation at Google
oldestgeek at gmail.com
Wed Jun 20 18:31:04 PDT 2007
I'm sure many svlug folks will want to attend.
On 6/20/07, Leslie Hawthorn <lhawthorn at google.com> wrote:
> Hello SVLUG (Paul :),
> If you feel it is appropriate, please extend this invitation to SVLUG.
> Please ask folks to pass the invitation along to anyone they feel would be
> Please join us on Monday, June 25th for the next instance of the Open
> Source Developers @ Google Speaker Series. Raph Levien, the founder of the
> Advogato website, will discuss "Lesson from Advogato." There is no cost for
> admission and refreshments will be served. More logistics information here:
> Talk Abstract:
> Advogato is a community blog for free software developers, founded in 1999
> as a testbed for ideas on attack-resistant trust metrics. The site now has
> 13k registered users, of whom over 3000 are ranked with one of the
> "Apprentice", "Journeyer", or "Master" certifications. Though I neglected
> the maintenance of the site for many years, it has retained an active
> community, and is seeing significant new life since it was handed over to
> the new maintainer, Steven Rainwater.
> By the exponential-growth standards of the dot-com boom, Advogato has been
> only a modest success. Yet, the experience of the site over the years
> contains a number of lessons. First and foremost, attack-resistant trust
> metrics do work. The site succeeds in being remarkably spam-free, as well as
> completely open to the worldwide community of free software developers, and
> achieves these goals without needing a huge amount of manual input to delete
> Thus, the main lesson is that trust metrics do work, but they need to be
> applied with care. Experience with the site teaches the importance of
> choosing and implementing the appropriate trust metric for the assumptions
> at hand. There is widespread "cert inflation," where many users are ranked
> higher than the guidelines would recommend. The trust metrics also did not
> bring a flow of very high quality articles to the front page.
> Another important lesson is that openness and transparency work. The
> workings of the trust metric (including the complete source code) is public.
> Thus, Advogato strongly refutes the prevailing wisdom that secrecy is needed
> for spam protection. This lesson is similar to the ineffectiveness of
> "security through obscurity".
> Lastly, I'll spend some time discussing why Advogato failed to catch fire
> in the public's imagination, despite its qualities. Possible factors include
> lack of promotion, and fact that the trust metrics were never tested against
> real money.
> Speaker Bio:
> Raph Levien has been active in the free software / open source community
> for 13 years, with a range of contributions including email crypto, 2d
> graphics, fonts, various components in the Gnome framework, and, for most of
> the last seven years, Ghostscript. Before then, he built the free software
> community website Advogato as a proving ground for his ideas on trust
> metrics and attack-resistant reputation systems. He has recently joined
> Google as an engineer working on combatting spam and abuse.
> Thank you,
> Leslie Hawthorn
> Program Manager - Open Source
> Google Inc.
> svlug mailing list
> svlug at lists.svlug.org
Industry blog: http://oldestgeek.blogspot.com/
Why are smart people so dumb?
Ideas and musings: http://oldestgeek.pbwiki.com/
-------------- next part --------------
An HTML attachment was scrubbed...
More information about the svlug