Hundreds of Apps Can Listen for Marketing ‘Beacons’ You Can’t Hear Ifeadi C. 04:12 WIRED, Zero Tech Blog 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 ‘Beacons’ You Can’t Hear appeared first on WIRED. via Zero Tech Blog Share this Share on FacebookTweet on TwitterPlus on Google+ Related PostsOh Great, Now Alexa Will Judge Your Outfits, TooA 130,000-Year-Old Mastodon Threatens to Upend Human HistoryMeet the Brilliant Young Hackers Who’ll Soon Shape the WorldJonathan Demme’s Stop Making Sense Is Still the Concert Film All Others Try to BeScientists Brew Up the Creepiest Batches of Brain Balls YetWhy the FCC’s Plans to Gut Net Neutrality Just Might Fail
