ESET study reveals that only 53 percent of devices get returned to owners, which begs the question what happens to the other 10,004? On average, each dry cleaner will find four USB sticks left in clothes pockets annually. The study revealed that 22,266 USB memory sticks and 973 mobiles phones are left in pockets and a staggering 45 percent of the devices never get reunited with their owners. The strange items that dry cleaners have found in the pockets of clothes over the last year included a dead rat, Viagra and condoms.”]