Here’s our roundup of the week’s top tech business news. First, the most popular stories VentureBeat published in the last seven days:

Steve Perlman’s white paper explains “impossible” wireless tech — People have called Steve Perlman’s new wireless technology impossible.

New signs suggest Diablo 3 release date coming soon — World of Warcraft and Diablo developer Blizzard Entertainment added a box-art image for a Diablo 3 beta last weekend — a sign that the company might be close to a final release date for the game.

LulzSec, Anonymous call for PayPal boycott, following FBI raids — Hacker groups LulzSec and Anonymous once again have PayPal in their sights, but this time they’re not attacking the company’s servers.

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Full of hustle, Los Angeles tech takes on Silicon Valley — L.A. isn’t just a mecca for film and video game studios. In the past three years, the Los Angeles tech scene has evolved from a small cadre of social media-happy party animals to a legitimate and sustainable tech community to rival Silicon Valley.

AT&T welcomes iPhone 5 with new data-throttling policy — In early October, AT&T may implement a new policy of throttling bandwidth for customers who have unlimited data plans.

And here are five more posts we think are important, thought-provoking, fun, or all of the above:

Huddles and Hangouts: Google+ conferencing tools aren’t just gimmicks — Google’s newest social network, Google+, features group chats for its mobile app (on Android and iOS) and in-browser video conferencing.

Real-time search: How a whole ecosystem bit the dust — Yet another real-time search engine has called it a day, causing many to ponder how a white-hot industry fizzled so entirely in just two years.

Check out Ray Lane of Kleiner Perkins’ new ride, the Fisker Karma — Hybrid electric car manufacturer Fisker Automotive delivered its first production model electric car for consumers, the Fisker Karma, to Kleiner Perkins Caufield & Byers partner Ray Lane on Tuesday.

Why game developers hate the Facebook-Zynga marriage, and how Google+ can benefit — Facebook game developers were furious when they found out about the tight relationship between Facebook and Zynga.

Apple now world’s No. 1 smartphone vendor, has more cash than US gov. — This past quarter has been very good to Apple.

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