Just discovered another interesting blog citing some of the current 'really big trends' noted from a conference talk by Mike Liebhold at 'New Geography' day 2.
The trends include: Geospatial hypermedia, context aware computing, sentient landscapes, automotive telematics and body extensions. Righto - better read up!
"The future of geo-tagged content doesn't just belong to the coffee shops that will beam unwanted coupons as you walk by (this will inevitably be done, and let's hope it dies a quick death) . This new medium will be most fully realized by people -- they'll use this forthcoming infrastructure, just as they have others in the past, to communicate, connect, and live life in new ways."