Which innovative product first allowed theater audiences to follow foreign-language performances in real-time without looking away from the stage?

The performing arts industry has embraced technological innovation to enhance audience engagement and create memorable theatrical experiences. From revolutionary stage equipment to interactive programs, product development in this field has transformed how we experience live performances. Test your knowledge about a groundbreaking product that changed how audiences interact with performing arts events!

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Surtitles (projections above the stage) invented by the Canadian Opera Company in 1983
The Linguaphone headset system developed by London's National Theatre in 1976
The SubPac vibration system that translates dialogue into tactile sensations, launched in 2011
Google Glass theater edition released as a pilot program in 2014