I don't read this as saying "a series of failed projects". I think it's more about orthogonal improvements. But I don't work on this team (I do work for Netflix

I don't read this as saying "a series of failed projects". I think it's more about orthogonal improvements. But I don't work on this team (I do work for Netflix) so my knowledge is only slightly less indirect than anyone else. For what it's worth, we do use Angular on some internal tools.