The author also assumes there will be no changes or innovation to speed up the network. I think that's a bad assumption to make. Beyond that, I know in my own e

The author also assumes there will be no changes or innovation to speed up the network. I think that's a bad assumption to make. Beyond that, I know in my own experience I don't use btc for any transactions that I need settled instantly--that doesn't make it valueless, it just gives it a different purpose than, for example, usd credit card payments.