Chester Wisniewski, senior security advisor at Sophos, joins us to talk about how PRISM will continue to affect the US tech industry abroad. Plus, what it’s like for mid-career switchers who are learning to code, and the advantages and disadvantages of being the oldest student in a class of coding “wizards.”

Diana Adams, a tech entrepreneur and consultant who has been on Twitter since it’s early days, joins us to talk about thinking strategically for first tweets. Plus, Marketplace reporter David Gura joins us for this week’s Silicon Tally.

How the Amazon Prime price hike may actually increase usage by Amazon customers. Plus, more on the Google Viacom settlement and safe harbor protections for service providers that host user content. Also, Cyrus Farivar, senior business editor at Ars Technica, about the Church Committee and the origins of the FISA court.

Yesterday Google unveiled its operating system for wearable tech like smart watches. It’s called Android Wear. While Pebble, Samsung and other companies have broken the ice with hardware, the entrance of a big player in software is a big step for wearable devices. And as the search for Malaysia Airlines Flight 370 continues, there has been a lot of discussion of crowdsourcing. A digital version of the old fashioned search party can be a powerful tool. So while investigators investigate, lots of people have been scouring satellite images at their desk.

It’s been expected for months, but there’s news this week that Chinese e-commerce giant Alibaba has chosen the United States for its initial public offering. Analysts say the company is worth some $140 billion. But what exactly is Alibaba, and why launch an IPO in the U.S.? Plus, you may have heard of Oculus Rift, the screen-capable goggles that promise to put you in the game like never before. But is virtual reality the future of gaming?

More on Target’s responsibilities after finding a security breach and whether or not that opens the company up to any liabilities now that so much customer data has been compromised. Plus, a new industry has sprung up in recent years: Websites that post nothing but mugshots. They’re getting popular. Everybody loves a good mugshot right? Except the person in the photo of course. But in Chicago, there’s another person who doesn’t love this new trend. The county sheriff. It seems to be crashing his website.

Biz Stone, co-founder of Twitter and author of Things a Little Bird Told Me: Confessions of the Creative Mind, about his new app, Jelly, and how to fake it ‘till you make it. Plus, hear from attendees of SXSW Interactive about what they’ll share on social media.

A check in from the South by Southwest tech conference. Neil Young on why music is like an addictive drug and actress Rosario Dawson on emerging tech markets abroad.

Along with all the people there are tons of brands here at South By Southwest, and the marketing strategies for the companies behind those brands are evolving. As the conference transitions from tech to music, we met up with Quartz senior editor Zach Seward to discuss this marketing evolution. Plus, we were lucky enough run into the actress Rosario Dawson at the convention center. She’s been in movies like Quentin Tarantino’s “Death Proof” and the upcoming biopic about civil rights leader Cesar Chavez. But she was in Austin to talk about supporting makers in Africa and social organizing for Latinos on Social Media.