 Just a good reminder, even for you as an adult, when you're switching from devices, you see what happens with the eye. And I remember those tests when I was a kid. Can you see the apple on the picnic tree? Did you have that? Where they kept flashing the different pictures and what did it mean? I had great eyesight until just a few years ago and still have really good eyesight. I'm pretty lucky. But where I just started to occasionally need readers,