The growth of the GPS market will be closely related to the Location Based Services available, and those still need to prove their profitability.
I've published a series of articles on LBS Business Models at www.bdnooz.com including how to capitalize gains from Location Based Social Networking.
What are the engineering and design challenges in creating successful IoT devices? These devices are usually small, resource-constrained electronics designed to sense, collect, send, and/or interpret data. Some of the devices need to be smart enough to act upon data in real time, 24/7. Specifically the guests will discuss sensors, security, and lessons from IoT deployments.