BT has rolled out up to 80Mbps broadband to Northlew - a remote Devon village on the edge of Dartmoor using a microwave link.Instead of rolling out a fibre optic cable to a street cabinet, BT set up a four kilometre microwave radio link at the exchange.
http://recombu.com/digital/news/bt-rural-superfast-broadband-rural-wireless-microwave-devon
If they can deliver this to the cabinet, why not to the premises?