The post is referring to erasure coding or similar, which you can add to your files with a tool like PAR2. You need to spread the files (including the redundan

The post is referring to erasure coding or similar, which you can add to your files with a tool like PAR2. You need to spread the files (including the redundancy codes) over enough disks that you expect to be able to access sufficient blocks in the future. https://en.wikipedia.org/wiki/Erasure_code https://en.wikipedia.org/wiki/Erasure_code https://en.wikipedia.org/wiki/Parchive https://en.wikipedia.org/wiki/Parchive