India, March 29 -- Pretty much every chief information officer has dealt with what they call "legacy" applications. Of course, legacy is tough to define, depending heavily on your situation. Is it an application built to run on a 10-year-old platform? Something that won't support a web-based interface? Software that can't migrate to the cloud?

If you want legacy, think about a human resources and payroll application that was built in 1973. If you are too young to remember 1973, Richard Nixon was still president and Bill Gates was a freshman at Harvard University.

That, folks, is legacy begging for digital transformation. It's the type of challenge that Beth Niblock inherited as CIO for the City of Detroit when the municipality was clawing...