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Hardware

Formatting a Drive: Is your data really gone?

I used to think that when I formatted a USB drive or deleted a file, the data was physically wiped off the disk. I imagined a tiny magnet or a laser clearing the surface until it was blank again.

But then I learned that computers are lazy. When you delete something, the data is usually still there—the computer just pretends it isn't.

Let's look at why "deleting" is just a lie we tell ourselves.