[uf-discuss] XFN is getting smoked by FOAF
David Janes
davidjanes at blogmatrix.com
Tue Mar 11 05:59:32 PST 2008
Weird -- I was just doing the same research and came up with somewhat
different conclusion! Sorry for the formatting here -- just cut and
paste from a spreadsheet. I'll have a look at your list though to
include in my master ;-)
Site Format
Buzznet FOAF
Del.icio.us N/A
Digg Custom, hCard
Facebook API
Flickr XFN
Jaiku XFN
Last.fm XFN
LiveJournal None
Ma.gnol.ia XFN, hCard
MSN Spaces a mess
MySpace API
Picassa no
Pownce XFN
Soup.io no
StumbleUpon Custom
Twitter API
Typepad FOAF
Tumblr No export
Upcoming Custom
Wordpress No
Vimeo Custom
YouTube Custom
Vox XFN
Regards, etc...
On Tue, Mar 11, 2008 at 8:32 AM, Costello, Roger L. <costello at mitre.org> wrote:
> Hi Folks,
>
> I have been doing some digging into social networks that use XFN vice
> FOAF.
>
> Thus far, the only social network that I have found which uses XFN is
> metafilter.com For an example, see:
> http://www.metafilter.com/usercontacts/292 Thanks Scott Reynen for
> pointing me to it.
>
> Supposedly WordPress.com uses XFN but I have not been able to
> demonstrate this (I have an account on WordPress and have tried
> repeatedly to demonstrate the use of XFN but to no avail).
>
> Conversely, I discovered that FOAF is used by many social networks.
> Here is a list of 28 social networks that use FOAF:
> http://esw.w3.org/topic/FoafSites
>
> Here's an example of the use of FOAF on livejournal.com
> http://danbri.livejournal.com/data/foaf (View >> Page Source to see the
> actual FOAF document)
>
> Another thing that I have discovered is that the relationship
> information provided by FOAF is just "knows", e.g. Alice knows Bob.
> XFN, on the other hand, has a rich set of relationship information,
> e.g. Alice is a friend, co-worker, neighbor, and kin of Bob.
> Furthermore, XFN is a much lighter-weight approach (just add the
> relationship onto a link) than FOAF (create a complex RDF document).
> So it would seem that XFN provides a richer and lighter-weight set of
> information and would be a better choice for social networks.
>
> WHY IS THERE SUCH LITTLE USE OF XFN BY SOCIAL NETWORKS?
>
> /Roger
>
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--
David Janes
Founder, BlogMatrix
http://www.blogmatrix.com
http://www.onaswarm.com
http://www.onamine.com
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