“Was the bank adopting this course to save money?” The question came toward the end of the afternoon session. David Guinane, former chief executive of Permanent TSB (PTSB), had spent the day giving evidence to the Central Bank inquiry. At times with some emotion, recounting registered letters from the Central Bank stuffed in his home letterbox on New Year’s Eve, leaks to journalists about him being charged, and most upsetting of all the accusation, not ultimately pursued by the regulator, that he had been “unfair and dishonest” sitting on the Central Bank’s website for close to three years for all his…