On Tue, Sep 12, 2017 at 5:54 PM Warner Losh <imp@bsdimp.com> wrote:I still use them all the time... But maybe I'm a nobody...I know I am :-)It's strange nowadays to try to explain network graphics to interns. I feel like I'm giving them a tour of Jurassic Park. They like the idea once they get it, but they have no particular use for it from what I can see. Why does a phone need it? That's the determinant.