We thought that computers would only turn against their users when they became sentient and wanted to be free. Instead, they're turning against us in order to show us ads (e.g., mind control, even if in it's mildest form).
Windows 10 Is Showing Ads On Your Lockscreen, Here's How to Turn Them Off (Lifehacker)
Tips site How-To Geek discovered that Windows Spotlight—which normally rotates between a selection of photographs—was being used to display an ad for Square Enix’s Rise of the Tomb Raider. Understandably, most people probably don’t want to be hit in the face with a full-screen ad for a video game before they even unlock their computer. If you want to make sure you’re not hit with these ads, follow these steps to disable Windows Spotlight: