Yes, the features in YAML absolutely get in the way. The "Norway problem" for example ("no" translates to "False" in versions prior to YAML 1.2), but that is just the one more people ran into. Here is a nice overview of some of the problems:

https://ruudvanasseldonk.com/2023/01/11/the-yaml-document-fr...

I would argue that most, if not all, of those problems stem from too many features.