The most profitable part of Amazon’s business has nothing to do with retail. A huge chunk of the internet is powered by Amazon Web Services, ranging from Pinterest to Buzzfeed to Netflix. The thing is, cloud computing is hard, and lots of companies are turning to Amazon to make it happen. But what are the downsides? Marketplace Tech host Molly Wood talks about it with Lily Hay Newman, who covers security for Wired.

The most profitable part of Amazon’s business has nothing to do with retail. A huge chunk of the internet is powered by Amazon Web Services, ranging from Pinterest to Buzzfeed to Netflix. The thing is, cloud computing is hard, and lots of companies are turning to Amazon to make it happen. But what are the downsides? Marketplace Tech host Molly Wood talks about it with Lily Hay Newman, who covers security for Wired.