You recognize the feelings of the author and relate to them personally with Charles Petzold's writing from back when, and say they need to grow up?

I think it's a little reductive to say the author just wants everything to be easy.

usually written by Charles Petzold

Classic example of someone who wrote tutorials like the type being satirised.

If it’s worthwhile doing it’s hard

Writing good tutorials isn't hard. You just have to not assume background knowledge of anything you're writing about. If you write it for beginners, then literally anyone can follow it.