The planes are more fuel efficient at certain speeds slower than their max speed. It's not just cost savings for the airlines, but savings for the earth.
Sensitivity to smells will dissipate over a short time. Your senses will pay more attention to novel stimuli, so your nose will eventually get "bored" of it and stop even noticing it when you are acclimated enough.
The WiFi must be on his machine that he was using to manually download the files, but he later delegated that task to a docker image, sharing the wired connection of the Synology host machine.
He already has, then