Blockchain

Full Title or Meme

Block Chain will solve all problems, provided you have the energy of a small sun available to power it.

Problems

There are some efforts to reduce the power consumption. If those work, it looks like the solution will just be some other trust framework, but with a different name. For example the proposal of Hardjono et al. goes to a resilient system like the internet, which is, of necessity, single rooted even though nearly all components can work independantly for a time, just as the internet itself functions today.