How CrowdStrike caused a global IT meltdown and what comes next

When some people around the world logged onto their laptops on Friday, they were greeted with a blue error screen on their Microsoft Windows operating system. Businesses around the world use CrowdStrike's software to protect their IT systems from hackers. The dependence on such a company exposed the fragility of global businesses' reliance on a small number of IT vendors. In the latest episode of CNBC Tech's "Beyond the Valley" podcast — which you can listen to above — Tom Chitty and I talk about what was b ...