One interesting note, which may mean absolutely nothing: The artwork on the invitation closely resembles the drawings associated with its Google Now automated personal assistant on Android.

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Google also does similar things with Google Now, its smart assistant feature in Android, which can do things like remind users when they should leave a location to make an appointment.

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With Nina, companies can quickly add speech-based virtual assistant capabilities to their existing iOS and Android mobile apps, greatly enhancing the self-service experience for their customers.

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