Tech Refresh: Taking down the internet, sending secret messages, tech spring cleaning

Kim has the story of a guy who tried (and failed) to take down the internet. Is that even possible? A look at Google's new ad tracking tech that might be active in your browser right now, and a secret way to send hidden messages from iPhone to iPhone. Find out how the crew cleans their tech inside and out, and see if Ben can fool Mike and Allie in Brand New or Not True. Learn more about your ad choices. Visit megaphone.fm/adchoices