 And so they're actually doing studies, especially in China, looking at the effects of outdoor time on reducing the risk of nearsightedness. I fell victim to this because I was reading at a very early age. I was reading at, I don't know, four years old. Dr. Seuss and all that kind of stuff was popular in the day. And I was a big reader. And maybe, just maybe, I didn't get outside and engage enough in looking at the horizon.