Which reminds me: Is there a name for and can I read more about the problem of economy, market and pricing of resources for sustainability?
Another great read from a more relate able angle is The Omnivore's Dilemma which doesn't address the issue very directly, but shows in painstaking detail how the US food chain has moved from a renewable solar base to one derived entirely from corn, which in turn relies on cheap petrochemical sources to grow at the speed, intensity, and volume that we grow it in the US.
Check out the reviews for both books as well - many of them cite other important works in the genre.
[1] https://www.amazon.com/Prosperity-without-Growth-Economics-F...
[2] https://www.amazon.com/Omnivores-Dilemma-Natural-History-Mea...
No. The seats are not being made empty. You're just moving the empty seat next to you. Zero energy impact, save for moving the information around.