Information Technology is changing at a frenetic pace, and although it may sound cliche, it is still the truth. Dennis Drogseth of EMA examines the industry wide transformation:
A business ecosystem – in many cases a single business application — may straddle all of these qualitative interdependencies with as much as 20 or more different intersecting application transactions residing in different locations, or dependent on infrastructure (data center, wide-area, etc.) spread across a sprawling mosaic of separate businesses. Moreover – whether service providers, suppliers or partners – these businesses may, and often do, compete with each other.
You can read more here: IT – No Longer “Stable and Precise”?