For commercial jetliners? Yes, but they have a very high passenger:pilot ratio already. Also, the order is tens of thousands (for a typical transatlantic fligh

For commercial jetliners? Yes, but they have a very high passenger:pilot ratio already. Also, the order is tens of thousands (for a typical transatlantic flight). Across transportation modalities, fuel costs are usually a minor contributor to total cost. For a commercial airline flight, about 10% of ticket price. See also, this comment of mine on a recent story about the Joby eVTOL: https://news.ycombinator.com/item?id=29705650 https://news.ycombinator.com/item?id=29705650