It's worth reading the actual paper closely. http://www.ccs.neu.edu/home/cbw/pdf/imc151-hannak.pdf The authors didn't find any smoking gun. None. Zero. They found some travel sites offering member discounts--no surprise…
It's worth reading the actual paper closely. http://www.ccs.neu.edu/home/cbw/pdf/imc151-hannak.pdf The authors didn't find any smoking gun. None. Zero. They found some travel sites offering member discounts--no surprise…