Arriva Knows All? Arriva Knows Nothing! Here is the Arriva supervisor for Leighton Buzzard hard at work. There is no doubt that the D1 Dash Direct no longer dashes to Sandhills; it has been replaced by the L1 Lurching Indirect, as it happens.. fbb does wonder whether there were plans for more Ds dashing around Leighton Buzzard. Instead, the new…