Smartphones are nothing short of digital saviors, but from a privacy and legal perspective, they are nothing short of a nightmare. The latest development, courtesy of experts at the Grenoble Alpes University Hospital in France, is a mixed bag for law enforcement officials and party-going drug aficionados. The team has detailed a swab testing technique that needs a simple dry swab rub on a smartphone to detect various kinds of drugs. Moreover, the solution is rather versatile as it
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