Alex Todd rather kindly called this a “most lucid explanation of digital identity management” I would highly recommend this presentation to anyone interested in understanding prospective blockchain based identity architectures From David | LinkedIn This is very kind, but as I said in the link, this is thinking out loud and far from a fully-developed solution. We’re working on parts of this for different clients and I can see that there is something there - a genuinely new way of solving some old problems - but it’s early days.