Full Title or Meme
Any community that includes people who do not have all of the resources that are common to the people that develop the technology.
Geeks create code for their buddies and others in their own lives. Academics create Artificial Intelligences based on their data bases and the undergraduate students in their universities. This is never likely to change so some means of normalizing the identity Ecosystem is required for inclusion of all participates in the evolution of the ecosystem.
for more information see the wiki page Vulnerable Identifier.