TSB have had a disaster to deal with. Lots of press coverage and all for the wrong reasons. A major IT change that resulted in days of customer chaos. Disruption that lasted for over a week.
IT infrastructures are increasingly complicated, particularly in the large Banks, but I think it is irresponsible of people to say they are held together with sticking plaster. However, the complexity does mean that implementing change requires strong discipline and management.
Here are some points to consider.