Andrew LaVallee / Digits:
Live-Blogging Google's Gmail Announcement  —  Google is sharing more details on forthcoming changes to its Gmail service in a Tuesday webcast. … The changes, which will add status updates to Gmail, could step up the search giant's competition with social hubs Facebook and Twitter.

Peter Kafka / MediaMemo:
Book Publishers Beware!  At iTunes, Expensive Music Equals Slower Sales.  —  After years of complaints, last year the music labels finally got what they wanted from Apple-the ability to raise prices on their songs.  Last April, iTunes introduced a “variable pricing” scheme …

Marshall Kirkpatrick / ReadWriteWeb:
The Man Who Looked Into Facebook's Soul  —  Youth social networking researcher danah boyd has observed that many people presume the way they use social networks is the way everyone uses them.  “I interviewed gay men who thought Friendster was a gay dating site because all they saw were other gay men,” she says.

John Tierney / New York Times:
Will You Be E-Mailing This Column?  It's Awesome  —  Sociologists have developed elaborate theories of who spreads gossip and news — who tells whom, who matters most in social networks — but they've had less success measuring what kind of information travels fastest.  Do people prefer to spread good news or bad news?

Jason Kincaid / TechCrunch:
Google Launches Phone Support For The Nexus One, Lowers ETF By $200  —  Since the launch of the Nexus One, early adopters have likely had one question lurking in the back of their minds: who to take the phone to if it broke.  You see, when the phone was first launched, Google was directing people …