Connecting Cloud and Business

Connecting the cloud and big data for business.  A piece from Pneuron, which I am looking into.   I was struck by this statement: " ... Data is more volatile than processing. Programs change but not too frequently. Data is changing or being augmented most of the time. So if we move data, by replication, we also have to take care of the stream of changes to the data. This is more onerous than moving processing, and managing those much less frequent changes. ... "