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Submission + - QR Code apps caught sharing scanned data and GPS coordinates (

layertwo writes: "Researchers from Franklin & Marshall College ( published a paper on Ed Felten's Freedom to Tinker blog ( which shows that most QR Code scanning apps share the contents of all scanned barcodes with the application developers. Many apps--including the most popular scanner on both iOS and Android--also send the device's GPS coordinates along with the barcode contents."

I have a theory that it's impossible to prove anything, but I can't prove it.