Mobile computing allows transmission of data, voice, and video via wireless devices without a physical connection. It involves mobile communication infrastructure, mobile hardware like devices, and mobile software applications. Some common uses of mobile computing include emergency services, courts, businesses, inventory management, credit verification, taxi dispatch, and email/paging. As technology advances in areas like artificial intelligence and integrated circuits, mobile computing is becoming more powerful yet compact and ubiquitous. It may allow personalized assistance on small devices and flexible work-from-home arrangements.