https://www.sciencedaily.com/releases/2020/12/201201144039.htm

Freehand gesture-based interfaces in interactive systems are becoming more common, but what if your preferred way to gesture a command -- say, changing the TV to channel 10 -- significantly differed from that of a user from another culture? Would the system recognize your command?

Researchers from the Penn State College of Information Sciences and Technology and their collaborators explored this question and found that some gesture choices are significantly influenced by the cultural backgrounds of participants.