The speaker raises key points in a remarkably clear and engaging way. I end up watching many lectures at 1.5 or 2.0 speed, because they so often have low inform

The speaker raises key points in a remarkably clear and engaging way. I end up watching many lectures at 1.5 or 2.0 speed, because they so often have low information density. Not so, in this case. If you're interested in programming, you owe it to yourself to spend 3/4 hour on this. You may also find yourself pausing the video from time to time, to sit back and appreciate the elegance of the exposition. A lot of nails are hit precisely on the head in this lecture.