>This led to much cheaper and quieter air travel. This is a huge benefit - just not quite as spectacularly "space age" as the sci fi authors of the 1950s envisi

>This led to much cheaper and quieter air travel. This is a huge benefit - just not quite as spectacularly "space age" as the sci fi authors of the 1950s envisioned. A moral here: align tech predictions w/ what most people want, don't assuming a kind of linear progression in advancement?