In between introducing presenters at the Under the Radar: Why Office 2.0 Matters event, I'm posting quick observations on Twitter. You can follow them on this widget:
Rafe Needleman writes about start-ups, new technologies, and Web 2.0 products, as editor of CNET's Webware. E-mail Rafe. 
Say No to boxed software! The future of applications is online delivery and access. Software is passé. Webware is the new way to get things done.
Add this feed to your online news reader
Mozilla helped reshape the Web since releasing Firefox 1.0 five years ago. Now it's got a reawakened Microsoft and Google Chrome to reckon with.
Almost every handset comes with mapping software these days, but standalone GPS devices are becoming more affordable than ever.
Deep Tech
EC formally objects to Oracle buying SunEuropean regulators have formally objected to Oracle's acquisition of Sun Microsystems. Oracle vows to fight the conclusion.
Gallery
Images: Firefox through the ages
Apple
Apple updates Mac OS X Snow LeopardApple fixes a number of issues in Snow Leopard, including a bug that caused the loss of data when logged in as a guest.
Beyond Binary
Microsoft releases Exchange 2010, acquires TeampriseAt TechEd Europe, Redmond offers the latest on its e-mail and calendar server. Meanwhile, it also scoops up a developer tool for creating code in multiple OSes.
Video
Exploratorium's shocking 40th anniversary kicks off
Signal Strength
Initial Motorola Droid sales look goodAnalysts believe that sales of the new Motorola Droid on Verizon Wireless' network have been strong and steady through the first weekend the device was on sale.
Video
A new workout for the Wii
Apple
Rickrolling iPhone worm is never gonna give you upiPhones that have been "jailbroken" are potentially vulnerable to a worm that replaces the device's default wallpaper with, yes, a photo of pop singer Rick Astley.
Cutting Edge
Winner declared in space elevator raceLaserMotive wins $900,000 in NASA's Space Elevator challenge, where teams compete to see who could drive their space elevator the fastest.
Gallery
Photos: Top-rated reviews of the week
Crave
The DIY secret-knock door lockSteve Hoefer has a great idea for a mechanism that opens a door when it detects a secret knock. I love this thing and want to make my own. But I'd buy one, too.
Green Tech
Autodesk open-sources carbon accounting methodThe software maker is encouraging other companies to track and reduce greenhouse gas emissions based on long-term global targets and contribution to GDP.
