Heartbleed is going to cost us a lot of money. A quarter of internet users have stopped or cut way back on online purchases because they’re worried about their data being exposed and IT overtime alone is costing businesses millions right as they desperately attempt to update code and reassure consumers. Plus, why Google bought a company that makes solar powered drones. Also, Lindsey Turrentine, Editor-in-Chief of reviews at CNET, talks about the price of Google Glass and why the company is opening up sales to the public for one day.  

Matthew Green, an assistant research professor at the Johns Hopkins Information Security Institute, joins us to talk about reverse heartbleed, and why the flaw in OpenSSL is bigger than we thought. Plus, could we use Bitcoin to organize the internet?

With Passover approaching, we talk with Rabbi Josh Franklin from Temple Beth Elohim about using technology to elevate worship. Plus a look at tech companies and the stock market. Finally, Nitasha Tiku, co-editor of Valleywag, stops by to play Silicon Tally, our weekly wrap up the week in tech news.  

With the Energy Committee meeting to discuss the reliability and security of the electric grid, University of Alaska Physics Professor David Newman joins us to talk about his study on right-sizing the power grid to prevent regional blackouts. We also take a look at how Bitcoin users should file their taxes. Plus, more on why the OpenSSL security flaw is called Heartbleed and why we should be shoring up software infrastructure

On Wednesday, lawmakers in Washington will consider the massive $45 billion deal to merge Comcast and Time Warner Cable. It is the beginning of a long regulatory road for the country’s two largest cable providers. If the deal goes through, it could have a big impact on everyone from startup founders to low income citizens who want access to the internet. Plus, It might be time to get excited about what new technology – from computers to algorithms that recognize patterns in raw data – can do for the study of our fellow members of the animal kingdom. Denise Herzing is the director of the Wild Dolphin Project, which is using a new device to study dolphin interaction called a Cetacean Hearing Telemetry Device, or CHAT.

Windows XP support dies today. And we’ve been talking about the popular Microsoft operating system for weeks. The number of cash machines that run on it. The number of home computers it lives on. And the business that won’t let it go. But do we really need giant operating systems anymore? Plus, the HBO show that has tech people talking is Silicon Valley. The new series takes aim at the financial highs and socially awkward lows of the Tech Industry. One of the show’s creators, Alec Berg, joins us to talk about finding humor in Silicon Valley’s startup culture.

Over the last few months, there has been growing evidence that online surveillance conducted by the U.S. government is impacting the tech industry. One area in particular? Cloud Storage. Tech companies have started to move some of their facilities overseas under pressure from foreign governments. And some of those governments have considered building their own infrastructure, so that their citizens information won’t be stored in the U.S. Germany’s talking about a so-called Bundes Cloud. But our friend at Harvard University’s Berkman Center for Internet and Society, Jonathan Zittrain, says all this stuff is wrong-headed. 

Will Oremus, tech blogger at Slate joins us to play this week’s Silicon Tally. Plus, the online food delivery service – GrubHub — begins trading on the New York Stock Exchange. The company could raise around $176 million. In fact, the pre-IPO price has moved higher over the past few months, even before it started trading on Wall Street. Why is it so attractive to investors?

Julie Angwin, ProPublica reporter and author of Dragnet Nation: A Quest for Privacy, Security, and Freedom in a World of Relentless Surveillance, talks about why privacy is a luxury. Plus: Molly Wood, tech columnist for the New York Times on Amazon’s new video streaming device, Fire TV. We take a look at what separates this gadget from an already crowded market. And later, Americans spent 70 billion dollars on gift cards last year, but nearly $8 billion worth of those purchased gift cards go unused. The parent company of coin-counting kiosk Coinstar and DVD rental service Redbox launched a new service to turn those old gift cards in your wallet to cash.