good example is a core paying its own parking fee in the future that will be sorted out by the car and it's parking bay or it's charging station or the road toll sensor. groceries offer another opportunity for automation a fridge the makes purchases automatically and plays digitally crypto currencies could be the money of the future the best known is bitcoin which is based on block chain technology dominic she believes it's already outdated what's better than bitcoin you want to replace it right can always the hope. the main reason we develop to yoda is because we saw the problem with launching these one dimensional chains block after block after block are only able to make a limited number of transactions but if that is the other problem is transaction fees and if i want to carry out a transaction using bitcoin i have to pay fees of between ten and twenty dollars and that's obviously more expensive than a bank account if you're looking at the machine economy where one machine is paying