From the lab: Improving data storage codes

THE way the Internet has penetrated our lives has led to unimaginable amounts of electronic data being created, stored and exchanged every day. Needless to say, there is extreme paranoia that this data may get lost or damaged. And yet, this happens on a daily basis, though most of the data is retrieved or ‘repaired’ through a variety of measures.
A common approach adopted by many firms to address the issue is to store a copy of every bit of data on three different hard disks. This wo