On a roll today -- details on this page explain how Google TiSP works "... through your local municipal sewage lines"
Sign up for our free in-home wireless broadband service
Sick of paying for broadband that you have to, well, pay for?
Introducing Google TiSP (BETA), our new FREE in-home wireless broadband service. Sign up today and we'll send you your TiSP self-installation kit, which includes setup guide, fiber-optic cable, spindle, wireless router and installation CD.
Source: Welcome to Google TiSP