So-called ultrasonic beacons are becoming even more popular with marketers. Here’s how to shut them out. The post Hundreds of Apps Can Listen for Marketing […]
Read the original post by Lily Hay Newman
Consumer Electronics in the News
So-called ultrasonic beacons are becoming even more popular with marketers. Here’s how to shut them out. The post Hundreds of Apps Can Listen for Marketing […]
Read the original post by Lily Hay Newman