Cross-device tracking – Time to get excited (paranoid) ?

A rather painful challenge for advertisers is determining how to target people who often use as many as five connected devices throughout a given day: smartphones, computers, tablets, wearables, RFID smart cards. Until now, there hasn’t been an easy way to track activity on one and tie it to another. Several startup companies including SilverPush and Drawbridge but also Flurry (part of Yahoo now),…