What happens if I forget my keys? Same thing that happens if my computer gets struck by a meteor. New drive, new key, restore contents from backups.
It's simple, secure, set-and-forget, and absolutely nobody but me and your favored deity have any idea what's on my drives. Microsoft and the USGov don't have any business having access to my files, and it's completely theoretically impossible for them to gain access within the next few decades.
Don't use Windows. Use a secure operating system. Windows is not security for you, it's security for a hostile authoritarian government.
Privacy is not a crime.
Alternative: https://nuclearplayer.com/
Gold good, paper bad. But also, gold bad, because clipping.
If only there was a solution.
If teenagers can do it, adults can do it. Period. And if they can't, skill issue I guess.