Tech Biz Roundup: Research in Motion Tries Again, Netflix Slashed, Zynga Pre-IPO

Microsoft (NASDAQ:MSFT) is reportedly submitting a plan to take up to a 20% stake in Yahoo (NASDAQ:YHOO) according to a consortium led by P-E firm Silver Lake and Microsoft. TPG Capital is also eyeing a minority stake. Yahoo’s board is expected to meet this week or possibly even today, to discuss options.

Apple’s (NASDAQ:AAPL) next iPhone will contain a 4-inch display: Japanese site Macotakara claims Hitachi (NYSE:HIT) and Sony (NYSE:SNE) have begun shipping a 4-inch LCDs for use in future iOS devices. Sales are soaring for Android phones with 4″+ displays, such as Samsung’s Galaxy S II. The Galaxy Nexus will soon join their ranks.

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AT&T’s (NYSE:T) efforts to acquire T-Mobile may fall through, but it could still be in good shape, argues Keving Fitchard. AT&T will still have a decent amount of spectrum, and its support for GSM standards will guarantee a solid device lineup. Meanwhile, deal opponent Sprint (NYSE:S) will continue facing tough low-end competition from T-Mobile, and PCS and LEAP will have missed out on a chance to expand through AT&T’s asset sales.

Research In Motion (NASDAQ:RIMM) unveils its Mobile Fusion enterprise mobility system, which aims to help corporate customers keep track of employees’ BlackBerrys running as well as Android and iOS.

Investing Insights: Facebook Preparing to Go Public and Take Over the World.

Cisco (NASDAQ:CSCO) expects consumer data center traffic to grow nearly 5x between 2010 and 2015, thanks in large part to cloud apps. Cisco still has a dominant position in the overall market for data center networking gear, while F5 (NASDAQ:FFIV) leads the fast-growing ADC switch segment.

Zynga is planning to begin its IPO road show on Monday next week, Fortune reports. The Internet games company had intended to raise $1B, however, poor showing in the shares of Groupon (NASDAQ:GRPN), LinkedIn (NYSE:LNKD) and Angie’s List (NASDAQ:ANGI) doesn’t bode well for Zynga.

Netflix (NASDAQ:NFLX) continues its descent after S&P cuts its already low credit rating by another notch to BB- late Monday. The ratings agency says the company’s aggressive expansion plans are likely to hurt its profitability as its subscriber growth decelerates.

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