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My understanding is that SD cards are not good for even medium-term storage. They have to be powered on regularly or there's a good chance the data will be corr
by nordsieck 3y ago
My understanding is that SD cards are not good for even medium-term storage. They have to be powered on regularly or there's a good chance the data will be corrupted or lost entirely.
- StuffMaster 3y agoWhoah if that's true it should be more known...
- r3d0c 3y agoit takes about 10 years @ 55c for the memory cells to start losing charge without being powered, people who use them extensively do know for most other people it doesn't matter if they know because almost nobody uses SD cards for long term cold storage, and neither should they
- runarberg 3y agoI bet there are a lot of people with an old digital camera or two lying around with some photos on which they hope to look at one day. And if the same is true for solid state hard drives, we will probably find the same behavior with old laptops in about 5-10 year.
- hypercube33 3y agoAnd most current optical disks rot - the layer written is usually in an organic coating and beyond that the glue holding the data layer(s) can break down over time. Magnetic storage has been the most reliable stuff I personally have used. Given I haven't sought out the 100 gold disks or anything.
- gamepsys 3y agoVinyls warp and scratch. Film degrades and becomes foggy. Books are damaged by too much moisture or not enough moisture. Most clay tablets have been smoothed by erosion. Optical disk rot is an overstated problem. Every medium has longevity issues. I often deal with 25 year old CDs and old DVDs and they are fine if they were stored properly.
- giantg2 3y agoI think it depends on what we define as medium or longterm storage. Even 10 years of unpowered storage should be fine.