On the new Fire TV Stick 4K that I’m testing, new ads appear every 30 seconds for about 15 minutes before the device goes into sleep mode. (Amazon first announced screensaver ads in 2020 ...

While FlatpanelsHD may have been among the first to see these ads in the wild ... Native Screensaver Ads turn "what may be perceived as a period of downtime into a valuable engagement opportunity." ...