Ah, the beauty of models. A good model can capture the essence of a system, a phenomenon, anything: it allows you to easily manipulate things, make predictions, transport the knowledge you already have of a domain to a new one. It's just great, and as we will disclose more things about Oslo I am sure you'll have chance to experience this thing first hand. For the time being, let me dig a bit on a model factory we know very well: the identity metasystem. Back in November, during my EU tour , I had a great discussion with a policy maker: this person has an amazing understanding of the identity metasystem, a deep knowledge of the eID landscape, made all the right questions, he was just a pleasure to converse with. At a certain point he described how they were currently dealing with the problem of transporting in application form a very complex scenario, already tamed from the analytic & regulatory perspective. That prompted me to express a thought about how the identity metasystem could have helped there, and I was surprised by how well received that thought was: he told me he never heard things explained from that point of view, so I thought there could be some value in repeating that here. One of the powers of the identity metasystem, and its architectural backbone WS-*, is that it gives you the tools for describing the relevant aspects of existing relationships: who is affiliated with whom, what are the information an entity needs for making business with somebody, what the
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