This is an article with info about smart contact lenses which enable the user to receive retinal images through them. They've been in development for 10 years. Maybe Joe isn't staring into space. Maybe he's reading. Check it out. https://techxplore.com/news/2020-01-invisible-startup-unveils-smart-contact.html
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No. I think he is just staring into space
Hahaha
I said this during the 1st debate. He was hyper focused on something