I think it is a lot easier for the people to remove a ruling party, than for that ruling party to remove a software application that the people want. What made

I think it is a lot easier for the people to remove a ruling party, than for that ruling party to remove a software application that the people want. What made email catch on? Did it put the post office out of business? Maybe the future is an online currency with <$5000 transactions used by smartphone users and somehow baked into the web like email, a server app. Apple, Google (or really the banks) should be onto this.