Filing cabinets can be emptied, the data kept, the paper gone.
He would not disclose additional information about the logs, saying they were "internal data" kept by the Internet company.
As soon as the race started, the data kept coming in late -- even a half-second late is too late".
Some in law enforcement, including senior British police officials, want the traffic data kept for seven years.
How long is the data kept, and can it be used for routine police investigations?
African countries have "an abundance of idle data", kept in stacks of paper files, that need converting to electronic form.
A16 1930 Census Gets Personal The National Archives made public information on individuals and families gathered in the 1930 census, data kept secret by law for 72 years.
Juveniles who are cleared or not charged with serious crimes will have their data kept for three years, or six if they are aged 16 or 17.
Customers of Amazon's storage service, for instance, can have their data kept either in an American or a European data centre.
Cheap storage, wholesale access to the internet, powerful mobile phones and ubiquitous social networking have dramatically increased the amount of private data kept online.
