Windows

O'Brien's argument that low-level disorder can lead to more serious crimes stems from the Broken Windows Theory first put forward in a US magazine article in 1982.

Windows above the front door had been shattered.

He added that "Windows offers tools to help you control your privacy and customise what gets saved for you to find later".

CrowdStrike has promised to improve how it tests software after its faulty content update for Windows systems caused a mass global IT outage on Friday.

CrowdStrike said it was working on ways to make it easier and faster to fix the issue, which downed an estimated 8.5 million Microsoft Windows devices globally, hitting airlines, health systems and other services.