Around the Web 3.2.09: Arrington back blogging, no iPods at the Gates’ house, Twitter feature wish list

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What once crowded your shelves and declared your taste now fits in your digital device -- computer, Kindle or iPod. Credit: Christopher Serra / For the Times.

-- Melinda Gates: We don’t buy our kids iPhones or iPods. GeekSugar

-- The Demo 09 conference kicks off today in Palm Springs with 39 companies presenting. VentureBeat

-- A Twitter investor explains why the company walked away from takeover talks with Facebook. Business Week

-- As the goods in our daily lives transform from analog to digital, it’s hard not to wonder: Where did all our stuff go? LAT

-- Marissa Mayer says rumors of her pending departure have been greatly exaggerated. Google employee No. 20 dishes on her control over the company’s aesthetic, her athletic prowess and her relationship with Larry Page and Sergey Brin. NYT and Valleywag

-- Michael Arrington returns to the blogosphere after unplugging for a month on a Hawaiian beach. TechCrunch

-- Some of the people who most need a $40 converter-box coupon for the digital-TV transition are being told they’re ineligible because of where they live. LAT

-- Ten ways to improve Twitter. Six Revisions

-- David Lazarus: Newspapers are pretty pathetic at selling their content in the digital economy, but that problem is fixable. They should band together to charge for online news. LAT

-- Wi-Drive, a new high-end bus service, lets Silicon Valley commuters surf the Web, watch the news and sip coffee en route to the office. SF Chronicle

-- What’s an acceptable number of words for bloggers to excerpt without going beyond fair-use laws? Silicon Alley Insider

-- Tips for using your BlackBerry more effectively. USA Today

-- Chris Gaither