Could you describe a potential "wow" app, and how you would use the combination of services to achieve it? To get me salivating for more?
The part that they are doing next is: with the community of their users, they want to check the potential resonance of their marketing messages to those users, which they do with the Message Resonance service. Based on that, they can pick the most likely to be resonant message before sending it to the user.
see the movie "Her"
http://www.imdb.com/title/tt1798709/
how many people will fall in love with Watson?