Friends of mine in SF tell me of an existing alternative, though availability varies by neighborhood and building: Monkeybrains is a wireless ISP which offers service from 1 Mbps to 10 Gbps, with 100+ Mbps not being unheard of. Coverage is mostly in the eastern / hipster side of the City: North Beach, downtown, the Haight, Noe, to Bayview. So Sunsetters and Richmondites are SOL. Reports I've heard are that service is…
If they offer up to 10Gbps, then why are you making 100+ Mbps seem like a big deal?
1 Mbps to 10 Mbps, with 100+ Mbps not being unheard of.