They said they were principal scientist for this change and voluntarily took partial responsibility. I think if you look at this in a greater context of things

They said they were principal scientist for this change and voluntarily took partial responsibility. I think if you look at this in a greater context of things were perfectly fine for decades and then they broke then I'm not sure how it's at all defensible. Just looking at the old vs new modals, there aren't even really new features. It's just breaking it