That's what I do currently. My slides are very sparse, but on the screen of my laptop I have my notes about what's going on at that point in the lecture. Once t

That's what I do currently. My slides are very sparse, but on the screen of my laptop I have my notes about what's going on at that point in the lecture. Once the lecture's done I upload the whole shebang (double-wide PDF pages with the slide on one side and my notes on the other) for the students to read afterwards.