Great video. I really like when lecturers find ways to convey abstract concepts without dumbing them down with analogies. She achieved that perfectly by relatin

Great video. I really like when lecturers find ways to convey abstract concepts without dumbing them down with analogies. She achieved that perfectly by relating time to the speed of light, which is a perfectly sensible conversion. Edit: I've never seen any of her videos before. Now I did. She had an amazing sense of humor.