I understand from a source inside GNE that only under 1% of cards produced so far have had a fault and when problems are found they get acted upon right away, they need to sort the Facebook page though as they have created a monster trying to manage customers comments on it.
Ah the joys of social media! The TW Metro Facebook page seems to have attracted a large amount of veg, and quite angry veg at times.
BTW - do you live in Chathill? Curious to see if anyone uses the station there!