Even now, the majority of information-technology systems linked into supply chains can't operate on the Internet.DATA QUALITY
Data corruption occurs through typos and "translation" errors as information is moved among different computer systems.STANDARDS
Messages may be digitized, but without a common language to describe parts and processes, different computers can't react.SCALE
Many supply-chain projects are too large to implement.HUMAN SMARTS
The software can be wrong. People often do a better job of analyzing and reacting to data from supply-chain systems.