It’s common knowledge that JPEG compression leads to a loss of data, but it’s difficult to really visualize the extent of that loss in a photo. A keen eye will be able to tell a difference, but it’s still hard to quantify it.
Tom Scott wanted to bring the reality home to those who don’t already understand it. So he took the pitfalls of JPEG compression and transferred them from the world of photos, to the world of Shakespeare. Read more…
External hard drives are a convenient way to store your digital photographs, but they have finite lifetimes and eventually fail. Failing drives have a number of distinctive sounds that can warn you and give you some time to start a data-exodus to a healthier hard drive. Datacent, a data recovery company, has a useful page on which you can listen to some of the most common “bad drive sounds”. These are categorized by manufacturer, and include things like stuck spindles, disk heads crashing, accessing bad sectors, and bad bearings. If your drive makes any of these sounds while your photographs are still accessible, begin evasive maneuversimmediately!
Hard drive sounds (via Boing Boing)
Image credit: Drive Destruction 11 by Nedster78