Hand gestures have a whole new meaning.
Researchers from Taiwan have developed a machine that reads people’s hand gestures and thereby permits them to open doors by waving a few fingers:
“In the future, you won’t have to worry about losing or forgetting your keys,” said Tsai Yao-pin, who teaches at the Technology and Science Institute of Northern Taiwan…
Continue reading… “Researchers design locks that can be opened with certain hand gestures”