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Flash memory refers to a type of non-volatile computer storage that retains information even when power is removed. It's an electronic component used in various devices including computers, computer implants, and other electronics. Flash memory uses floating gate transistors to store data, allowing for fast read and write times, as well as low power consumption. This technology enables small form factor storage solutions, high reliability, and shock resistance, making it a popular choice for portable devices. The term "flash" refers to the fact that the memory can be erased and rewritten in large blocks, or "flashed", quickly and efficiently. Flash memory is commonly used in USB drives, memory cards, and solid-state drives (SSDs), providing a robust and dependable storage solution for a wide range of applications.