(30 Apr 2020, 12:01 pm)S813 FVK wrote I think there may have been a bit of overlap with the 2A/2C and X2. The attached suggests there was.
I've double checked timetables to confirm and the X2 and X8 ran the same route between the Galleries and Sunderland (current 8A route via Royal Hospital)
The X2 was barely any quicker than the others between Sunderland and Washington according to the timetable. Must admit it seemed faster.