An Easy Smart-Grid Upgrade Saves Power

http://ieeexplore.ieee.org/xpl/freeabs_all.jsp?isnumber=5583437&arnumber=5583449

Smart Meters

http://www.businessweek.com/magazine/content/10_39/b4196044842103.htm

Universal Location Service (US mobiles)

http://www.elmundo.es/elmundo/2010/09/22/navegante/1285155647.html

Google Transit Madrid

http://www.elmundo.es/elmundo/2010/09/22/madrid/1285154834.html

5.2 Billion Smart Cards Shipped in 2009; ABI Research Estimates IC Market Worth $1.7 Billion

http://www.abiresearch.com/press/3467-5.2+Billion+Smart+Cards+Shipped+in+2009%3B+ABI+Research+Estimates+IC+Market+Worth+%241.7+Billion