Industry voice: How much of a threat does shadow IT really pose?

Shadow IT has always been in the background. So why has it suddenly been spotlighted as a top strategic challenge for CIOs? Departmental budget holders have often opted to 'do their own thing' and invest in an application behind the backs of the IT department. Perhaps they have disagreed with the direction that IT has taken – or maybe IT hasn't understood the specialist nature of their work.But the difference now is the scale of the problem. The cloud and the rise of Software as a Service (Saa