The sale of the Ritz hotel in London in 2020 exposed a bitter rift between the two families of the twins, with claims of commercial espionage over the bugging of business meetings.
At the centre of the affair was CCTV footage allegedly showing Sir Frederick's nephew handling a device. It saw the billionaire and his daughter, Amanda, sue three of Sir David's sons for invasion of privacy...
One person close to the talks said the banking group's patience over the debt was "running out", the FT said. more previous coverage
