Google says it shipped over 5 mn Cardboard VR devices

Google says it has shipped 5 million Cardboard Virtual Reality devices.
Alphabet Inc’s Google said it had shipped 5 million units of the Google Cardboard viewer, a wearable device that allows users to experience virtual reality through mobile apps.
The company, which launched the Cardboard viewer a year and a half earlier, said on Wednesday that there had been 25 million downloads of Cardboard apps from its Google Play app store.
Google has been exploring virtual reality for a while but t