Here are a couple of other articles that I thought were outstanding. They came to some of the same conclusions, but they came at the show from completely different perspectives.
The Trauma of Daenerys Targaryen
If this isn’t a story about heroism, and is instead a tragedy about trauma, her arc looks very different.
Political violence and how power corrupts:
Game of Thrones, Marvel Movies, and Political Violence
Viewers cheered Daenerys’ violence until she went too far, and that makes them uncomfortable
Here’s another article that I really liked that analyzed why the quality of the writing failed so badly: