Mobile communication is becoming the primary way people connect. It allows real-time information sharing and location-aware question and answering between contacts and strangers. Costs have dropped and mobile is how many access social media platforms. Payments via mobile are growing through micro-transactions and mobile devices replacing credit cards. The app industry is huge but difficult, focusing on quality experiences. Wearable devices are expanding into health, living and augmented data. Mobile startups have potential for high valuations if they open new areas before evaluation.