How not to make coffee has great arguments about why not to use a Keurig machine to make a single cup of coffee. It’s not more convenient, it’s an order of magnitude more wasteful, and it’s needless complexity. The salient point is this:
The world has lots of very stupid ideas in it. One of them, one of the most harmful, is the prevailing idea of what it means for one thing to be technologically superior to another.