Be prepared to see Google Glass wearers trying to speak foreign languages.
Duolingo, the language-learning app, is hitting the MyGlass store. The app offers free foreign-language courses and text translation. Duolingo launched in 2011, has more than 25 million users, and was awarded iPhone App of the Year in 2013 by Apple.
The educational software offers Latin, French, German, Portuguese, Italian, courses for English speakers and English for people who speak a number of other languages.
The app already is available online and for iOS and Android.