I think the best starting point is asking “what do I want yo do with technology.”
It is a vast subject and no one knows all of it.
If all you want to do is read the news and comment on cat pictures, that’s fine.
If you want to learn how to make your own music, or write your own website, or edit photos of your cats - then that is where you should start.
What do you think would be a good, small starter project for you?
Set your meal preference. I usually choose “Asian Vegetarian”. That guarantees you a (somewhat) tasty curry and you’ll also be served first.
If you’re travelling to somewhere with a significant timezone change, prepare beforehand. Start shifting your body clock about 1 hour per day. Most importantly, shift when you eat your meals - that seems to be the key for me.
Unless you are flying business class or higher, there’s no real way to get a good sleep on a plane. All the gadgets in the world won’t help. Get a thick sleep mask and some earplugs and hope for the best.
Once the seatbelt sign is off, take your shoes off. You’ll feel a lot more comfortable. Put them on if you go to the toilet though!
Extra Virgin Olive Oil. Cracked black pepper. Then either shaved Parmigiano-Reggiano or nutritional yeast.
Basically, all the savoury flavours at once - and not as boring as plain salt.