In what ways does Illustrator kill Inkscape? Asking as a person who's never done "real" editing work, but has dabbled here and there and finds Inkscape to be o

In what ways does Illustrator kill Inkscape? Asking as a person who's never done "real" editing work, but has dabbled here and there and finds Inkscape to be one of the more pleasant OSS projects. I wholeheartedly agree that Photoshop kills GIMP, and I understand the reasons why. So I'm curious what the reasons are for Inkscape v. Illustrator since I haven't run across them?