> The fact is we got to all the modern conveniences by the path of least resistance This is pithy and raises a broader question: once we have started down the

> The fact is we got to all the modern conveniences by the path of least resistance This is pithy and raises a broader question: once we have started down the path of least resistance and identified (or already tripped over) hazards on it, how can we switch tracks, as it were? Not only will this necessarily involve some hill-climbing but tech accumulates inertia too