Interesting comparisons, but for me, your ‘radical empathy’ is still just empathy. I do not want to state this dogmatically since it takes time to develop, but in the end empathy just becomes another cliché … what is required is a word most have not heard of: xenopathy.
Here is an introduction:
.https://medium.com/@Simplicus/give-me-a-reason-not-to-kill-myself-b797833227b5