The 80s kid in me still thinks dropping someone into a linux shell with a bunch of tools and no internet access is the best learning environment. Kids these days with their fancy tiktoks and such need to summon the old ways.
Probably nothing. That free info also comes with YouTube and TikTok and every TV show and movie and game on demand. You have to be very disciplined to focus on difficult topics in a sea of easier and more gratifying entertainment.