Portable system uses UV and RGB to change color/ texture displaying dynamic patterns in health data and fashion designs

https://news.mit.edu/2024/portable-light-system-can-digitize-everyday-objects-1106

"PortaChrome can be attached to everyday objects like shirts and headphones... to make reprogrammable, object coated with photochromic dye, invisible ink tturned into different colors with light patterns... create/ relay patterns to item... UV lights saturate/ RGB LEDs desaturate dye, activating colors... can wear their heart rate chart on shirt after workout... textile base backbone, textile layer with UV lights and another with RGB, silicone diffusion layer on top... can be flexibly wrapped around objects... displays, screens"