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

Tesla’s Elon Musk: “I ran out of cash” — Tesla Motors CEO Elon Musk seems to have it all. The one thing he doesn’t have, by his own admission, is money.

The rise and fall of Microsoft’s Xbox champions, Robbie Bach and J Allard — Microsoft has initiated one of its biggest management shakeups in years, as it announced that Robbie Bach and J Allard, the masterminds behind the company’s hugely successful push into video-game consoles, are leaving the company after decades of leading the Windows giant into new markets.

The six biggest legal mistakes startups make — Attorney Scott Edward Walker weighs in on intellectual property ownership, place of incorporation, and more.

Sony’s Killzone 3 looks amazing but its 3D TV version disappoints — Sony showed off the full glory of its upcoming Killzone 3 video game for the PlayStation 3 at a press event in San Francisco. The game looks outstanding, with intense and movie-like combat scenes, but we weren’t impressed with its attempt to tie the game to 3D TV and 3D viewing glasses

How to nail the five-minute pitch — SlideRocket chief executive Chuck Dietrich said he sees thousands of startup presentations every year, and he offers his tips on what works and what doesn’t.

And here are five more articles we think are important, thought-provoking, or fun:

How Facebook worked out its new privacy changes — Facebook unveiled a new basic dashboard for managing privacy and provided a way for users to turn off all third-party applications. Vice president of product Chris Cox (pictured) explained how the company came to terms with the problems users pointed out in their privacy controls.

Tony Blair is Khosla’s answer to Kleiner’s Gore — Venture firm Kleiner Perkins Caufield & Byers counts former Vice President Al Gore among its partners — now its Bay Area neighbor, Khosla Ventures, has recruited a super star statesman of its own to add heft to its cleantech practice: former British Prime Minister Tony Blair.

Gaga and Bieber’s managers: MySpace is dead, we make videos for YouTube — In one of the more intriguing panels to come out of the TechCrunch Disrupt conference, Troy Carter (Lady Gaga’s manager, and Founder & CEO of Coalition Media Group) and Scooter Braun (Justin Bieber’s manager, and Founder & Chair of SB Projects) discussed how the Web is impacting the music industry.

House passes increased tax on carried interest, and VCs hate it — The U.S. House of Representatives has passed HR 4213, a bill that will double the tax on carried interest — that’s “carry” if you’re a venture capitalist — which many VCs factor in as part of their long-term investments in startups. CEO: HTML5 could kill desktop software — Document-sharing and collaboration startup is joining the growing wave of companies embracing the HTML5 Web format.

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