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Empirically, these types don't exist. In this sense, it's more of a typology than a taxonomy (in the social sciences, conceptually-derived classification systems are called typologies and empirical classification systems are taxonomies). Control over data -- particularly social networking data -- is, to a much greater degree, a function of the underlying protocols, API's, and SLA's.
I get that the post is normative -- that Schneier is proposing a means of classifying data that will result in a social networking infrastructure that returns the control over data to its creators. But as you say, that change has to take place without the active participation of Facebook's 5 million indifferent users.
It's not immediately clear that nuclear power doesn't have its own externalities or that the externalities can be approximated for either alternative, but that doesn't really make what he's saying any more or less of an opinion.
It's not a question of staying power -- it's a question of whether Iraq was liberated.