Research unveils stretchable high-resolution user-interactive synesthesia displays for visual–acoustic encryption

https://techxplore.com/news/2023-10-unveils-stretchable-high-resolution-user-interactive-synesthesia.html

"transfer-printing... inherent stretchability ensures seamless operation under both static and dynamic deformation, preserving sound integrity relative to input waveform... visual-acoustic encryption combining visual and auditory cues... multiplex quick response code bridges multiple domains with single device enabling interaction with display... circular shape rate >95%... wearable speakers, double encryption devices, multi-quick response code implementations, mobile devices, and IoT as next generation displays"