I wonder how much that video must have cost him! It's such a great production. I really like the way the table and the props match the theme of the relevant book. I'm guessing $10K for the one minute video?
I'm sure he's got video people on staff, so probably very little marginal cost. Look back at some older posts, there are a lot of videos. Here's one from last week about his dad's 90th birthday:
