@CNN: Smart glasses for the hard of hearing are changing theater in London https://t.co/zfcUSMudKc https://t.co/3eeKcqfCcu
Smart glasses for the hard of hearing are changing theater in London https://t.co/zfcUSMudKc pic.twitter.com/3eeKcqfCcu
— CNN (@CNN) October 31, 2018