It’s unlikely that anyone reading this newsletter needs convincing that tracking customers across channels is important. But if you’re looking for a factoid to support your opinion, how about this: 41% of desktop transactions are preceded by a click on another device. This means attribution that ignores cross-device identities is crazily inaccurate. Data comes from a Criteo analysis of billions of transactions across 5,200 retail businesses. Lots more about mobile, shopping apps, omnichannel, and hot topics.