Ever hear of a Mersenne prime? These are prime numbers that are one less than a power of two. Named after Marin Mersenne, a French Minim friar, who studied them in the early 17th century, there is a distributed computing project on the Internet to find Mersenne primes called GIMPS (Great Internet Mersenne Prime Search). The project recently announced they have found the largest known prime.
Worried about people snooping around your USB drive? Digital encryption not good enough for you? What you need is a USB Cryptex to secure the drive from even being accessed!
Made completely out of copper and brass, [Scots72] really put a lot of effort into this beautiful piece of metalworking. The USB drive itself is encased in epoxy inside of a copper tube — the rest is built around it. Built almost entirely using hand tools, and we can only imagine how long the process took to complete. But patience is often rewarded with results like these!
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