It was a quiet end to the week but then the pound got another slap lower after the N. Ireland High Court rejected the argument that NI govt should pass legislative consent b4 Article 50 triggered. Cue GBPUSD down to 1.2122 from 1.2178 and EURGBP to 0.8993 from 0.8960. Month-end BUBA buying adding to the moves. GBP pairs tried to rally but cable failed around 1.2150 and EURGBP couldn't hold below 0.8980 fuelling the BUBA buying belief.