Yes, the point is also to limit "merges" of databases, which build extremely detailed profiles from seemingly inconsequential records. As the US Privacy Protect

Yes, the point is also to limit "merges" of databases, which build extremely detailed profiles from seemingly inconsequential records. As the US Privacy Protection Study Commission wrote way back in 1977, “The real danger is the gradual erosion of individual liberties through automation, integration, and interconnection of many small, separate record-keeping systems, each of which alone may seem innocuous, even benevolent, and wholly justifiable.”