Since rollout of iOS 13, which warns users of apps tracking their location, marketers have collected 68% less background and 24% less foreground location data (Jared Newman/Fast Company)

Jared Newman / Fast Company:
Since rollout of iOS 13, which warns users of apps tracking their location, marketers have collected 68% less background and 24% less foreground location data  —  Spare a thought, if you will, for the digital advertisers who have grown dependent on knowing your exact whereabouts at any instant.