A 25 year old Kenyan man invented smart gloves that can convert sign language movements into speech. – WTF Fun Facts
Source: https://www.wearable-technologies.com/2019/06/kenyan-invents-smart-gloves-that-turn-sign-language-gestures-into-audio-speech/
sign language
native americans created a universal sign language
Native Americans created a universal sign language known as Hand Talk in the mid-1500’s, hundreds of years before Europeans invented a sign language of their own.
starbucks in st augustine florida uses sign
Starbucks in St. Augustine, Florida uses sign language – WTF fun facts