] Really, i can't see any kind of tagging site, even one
] bought by Yahoo (Flickr) being useful once it goes truly
] mainstream - at present, it's hardly worth the bother to
] spam these things unless you're hawking something to the
] blogerati, but if Yahoo manage to take tagging
] mainstream, or Fred has his way with del.icio.us then
] it'll just be another wasteland of garbage within a
] month.
...
] Tagvertising - the holy grail of stupid made up words in
] web 2.0

Tagging Sites to get Spammed, Hard | Threadwatch.org