Why this one made the paper, I can't tell you. Probably a customer was savvy enough with social media and decided to burn the bank. I guess they should just be happy the public in general doesn't realize how many problems and how much actual work goes into making banking seem reliable and secure.
A lot of benefit payments and tax credits were due, as these are expected payments from the Government to people who may be relying on that money it was quicly decided to get the story out. As someone mentioned above, at the poorer ends of society, those little handouts midway through the month can mean a lot to a working family.