
TED ends with a roast of the speakers and surreal sights of the prior week. Here are some funny quotes from Mary Lou Jepson’s talk, presented by Baratunde Thurston. When seen in context, it was quite inspiring. She showed us how red light penetrates brain and skull, and brain imaging can be done with her “optical MRI” using a holographic filter to reconstruct the internal image and 5MHz ultrasound to doppler shift the red color to orange at a point, allowing a raster scan of the brain at 0.5 – 6 micron resolutions… and it is all something that could fit in a simple headband. One compelling early application would be to distinguish a bleed versus a clot stroke (because the therapies are very different, and lethal if applied to the wrong type of stroke)

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