Zuckerberg testimony: a tipping point for new privacy regs?

Facebook founder Mark Zuckerberg has apologized on privacy issues before. Members of Congress have chastised him before. And, despite all the uproar over a massive leak of personal data from Facebook to a political-advertising firm, the vast majority of Facebook users aren’t fleeing the platform.

And yet, something is different this week, with Mr. Zuckerberg coming to Capitol Hill to confront a bipartisan barrage of questions about whether his company, the world’s largest social network, is doing enough to safeguard data and how it’s used.

Attitudes appear to have shifted, both among policymakers and the technology industry itself. Some prominent members of both parties sound inclined to enact new legislation on digital privacy. And, amid criticism from some fellow entrepreneurs in

Help from Europe?Evolving philosophyRegulation of the 'right' kind?Privacy erosion won't end