Greg Jackson argues against costly investments in UK’s power grid that are adding to household bills

The boss of the UK’s biggest energy supplier has suggested that some households would accept an occasional electricity blackout in exchange for much lower energy bills.

A year on from Europe’s largest power outage – which left tens of millions of people in Spain and Portugal without trains, metros, traffic lights, ATMs, phone connections and internet access – the chief executive of Octopus Energy argued against costly investments in the UK’s power grid that are adding to household bills.