Candidates for next platforms after PCs, phones, and tablets:
  Virtual reality
  Internet of things
  Wearable computers
  Cryptocurrencies / blockchain
  Self-driving cars
  Drones
  Brain-computer interfaces
  3d printing
  Augmented reality
  Open data
  Synthetic biology
  Satellites
  Injectibles
  Nanotech
  Public keys
  Mesh networks with (moving) humans as nodes
  Personal data stores
  Mutable beacons