The original fairy tales are also a lot darker than the sanitized versions most people are familiar with today.
The change coincided with debates about what is the best way to educate and entertain children. It wasn’t always about sanitizing for its own sake, but rather not seeing the same need or value of dark moral lessons found in some old fairy tales. There was once a lively debate about the proper means of providing a moral education to children.
What the themes and choices of the ST tell us about our culture and our time is its own worthwhile topic.