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Joe recently renovated his house and put in cat6 ethernet while he had the walls bare.

Alan got a new PC and he's trying to copy all his images over to it with an external hard drive. How can he back up his images to the cloud without getting duplicates? And how can he delete extra copies of his images? Leo says that there are some good "deduplication" apps that will work. But he'll run the risk of eliminating an image that is close to another but slightly different.