There are some new additions to the 4GWE Conference & Expo, taking place Feb 1-3 in Miami Beach, Florida. Rob Riordan from Nsight Telservices and Cell.com will discuss Femtocell issues and the value for both carriers and home users. Rob joins a first-rate lineup of speakers from leading mobile companies, including AT&T, Bridgewave, Sprint, Verizon, Google, Vonage, Samsung, Towerstream, Comcast and more.