Software is often purchased to change a companies policies, procedures or structure. Software organizations need leadership, not management. Software groups must be lead through constant changes, not pushed. All software becomes outdated on the date of purchase. Software Revision' is a better strategy for making money than 'Planned Obsolescence'.
Sales forces are the ones that decide what is to be done with software.
Unfortunately sales forces wouldn't know innovation if it hit them. The only time a System Administrator is recognized is when there is a problem. A good System Administrator is a natural hermit. Maintenance contracts for software will expire the day before you find a critical bug. When a fix for a software problem is not obvious, the problem is blamed on the hardware.