Tbf they also did that when they were on lightning.

And they are not the only one to do that. I have a flagship android phone one step before the super flagship but It only got usb 2. It is really annoying to transfer media at such a low speed.

Airplane got a huge correction because emissions at high altitude is worse for the climate.

This part is a fairly new consensus, at some point air travel was even maybe beneficial for the climate due to formation of cloud cover.

Energy efficiency is not equivalent to CO2 emissions.

I think he meant vikunja.

Not really.

Assuming you are alone in a car, you will be easily at 6-8L/100km, while flying in economy class you will be around 2-3L/100km per person, depending on how much they sardine can you. Airplanes are actually incredibly efficient, we simply travel much further with them.