You have to ask how much energy it takes to produce a 'carbon-neutral fuel', whether its e-fuel, e-kerosene, or hydrogen. For example: https://www.bloomberg.com

You have to ask how much energy it takes to produce a 'carbon-neutral fuel', whether its e-fuel, e-kerosene, or hydrogen. For example: https://www.bloomberg.com/news/articles/2023-09-25/lufthansa-says-green-fuel-would-eat-up-half-german-electricity https://www.bloomberg.com/news/articles/2023-09-25/lufthansa...