G.fast can offer ~1Gbps of bandwidth over a standard copper pair and BT OpenReach is currently trialing services at 330Mbps down with the expectation of rolling

G.fast can offer ~1Gbps of bandwidth over a standard copper pair and BT OpenReach is currently trialing services at 330Mbps down with the expectation of rolling out nationally within the next few years. You can do quite a bit with a copper pair, though the distances involved are quite short.