The Switch scene definitely seems confusing at first just because it's evolving so rapidly, but it's not that bad anymore.
As everyone has mentioned, use the linked guides above to backup your NAND.
What I would personally do before doing that is to format your SD as exFAT. Even though your...
Yeah, she didn’t contribute much, other than finding and releasing Fusée Gelée, the fundamental exploit that allowed developers to blow open the Switch.
Saying she didn’t contribute much downplays the fact that she is a big reason why the entire development scene exists right now.