Last Friday felt like something out of a Y2K nightmare after the cybersecurity company CrowdStrike, pushed a software update to all its clients — including health care systems, banks and the federal government — that ended up crashing computer systems worldwide. The fallout is still being felt, particularly in the travel sector, as airliners try to reschedule canceled flights while trying to get everything back to normal. It’s also become something of a reminder that the internet and a lot of the online services we rely on are delicate. Marketplace’s Lily Jamali spoke with Kate Conger, a reporter at The New York Times who recently wrote about this with her colleague David Streitfeld.