Messaging is important because it provides a person-to-person communication platform for arbitrary data. It blends in the rich interaction capabilities offered

Messaging is important because it provides a person-to-person communication platform for arbitrary data. It blends in the rich interaction capabilities offered by internet with more personalized and free-form interaction offered by telephones or personal visits. Sending text messages to each other is only the first step. One can perform any kind of communication on top of messaging with proper apps. You can charge for these value added services and generate reasonable revenue.