[evertedsphere]

an undergraduate degree in a field is not enough to understand recent research in a specialised subfield of a subfield and you shouldn't beat yourself up over that

there's nothing wrong with you, you just need the right background and you can go get that. see e.g. the fast.ai course

[smrtinsert]

Do you mean the fast.ai stable diffusion lectures? The initial series doesn't get too deep at all from what I remember.