£Four Billions over budget.
By the time it will open it will be three years late.
The tunnelling and civils integration went as planned.
The huge order for the trains was completed and delivered, ready for trials.
The complex station building, integration with other TfL services, was the start of the delay timetable
The Virus hit the UK.
The management, the hierarchy, the planners; individually or a meld of all three; forgot to allow for the fact that the trains had to operate with THREE individual operating signalling and control systems.
But, and it is a strangely welcome BUT, from Abbey Wood to the sidings at Westbourne Park, in the shadows of the elevated Westway: in EIGHTEEN MINUTES AND FIFTY SECONDS, is no mean feat at all!