Not the contractors fault at all! People make mistakes. If your design depends on user vigilance then its YOUR fault. People make mistakes! A single 'rogue' sh

Not the contractors fault at all! People make mistakes. If your design depends on user vigilance then its YOUR fault. People make mistakes! A single 'rogue' should not be able to take down the entire show just by sending an email. The problem was exacerbated mainly the software being used made by Microsoft - a fairly ubiquitous but non-standard, proprietary system. It has no place in a public entity like the NHS. Sack the highly paid idiots who procured it at great expense over cheaper and higher quality alternatives instead.