sentences:  Because technology hasn't advanced too far past the wireless routers we all use in our apartments, the wireless network will consist of maybe a thousand points of connectivity to blanket the city.In addition to a range of low cost, high bandwidth services, the San Francisco program will offer a free basic service designed to read e-mail and surf the Internet.The free connection will allow web access at 300 kbit/s while high-speed access (1 Mbit/s) will be available for $21.95.