Backups are for recovery, while archives are for posterity. Plan for the future now by storing important files on durable media in your personal archives.
Blu-ray
Ideal for storing archives of important files, M-DISC media are intended to last longer than a human lifetime, but are expensive. Here’s how to use them.
Archiving is very different from backing up, from the storage media used to integrity checks. Here are pointers to help you preserve important documents.
First release version, for El Capitan to Catalina. And completely free of course.
When Steve Jobs dismissed Blu-ray as being “a bag of hurt” 12 years ago, did he condemn Macs to go without Blu-ray movies?
Other major changes include detailed reporting, and user control over the size of buffer used, bringing big performance improvements.
If you opt for ‘Mac-only’ format, isn’t that sufficient to preserve everything you need in an archive?
How can you tell whether the file you see in storage today is the same as it was a year ago when you last opened it?
Because of its glorious past, Apple is about the future. But just now we need our past, with the future looking so uncertain.
Over time, stored data gets gradually corrupted. But over what period – months, years or centuries? And at what rate?
The Eclectic Light Company 