About 12,000 mobile phones, PDAs, laptops and PDAs were lost in taxi cabs in the San Francisco-Oakland Bay and Washington, D.C.-Baltimore areas. About 80 percent of the phones were eventually returned to their owners in the Washington, DC. area. Londoners also lost 54,874 mobile phones during a six-month period earlier this year. False teeth, artificial limbs, a machine gun and diamonds were among the other items cited as being found in taxis.”]
Source: https://www.csoonline.com/article/2120881/forget-hackers–beware-taxi-cabs.html