Grabbing headlines this week: Twitter's redesign, the Samsung Galaxy Tab and Mark Hurd's debut as Oracle co-president.
1. Visual tour: The new Twitter: Here's a look at the Twitter redesign that captured so much attention this week.
3. Mark Hurd makes first appearance as Oracle exec: Oracle's newly minted co-president Mark Hurd, late of HP, put in his first public appearance in his new job during a conference call about the company's financials.
4. Anti-US hacker takes credit for 'Here you have' worm: Someone going by the handle "Iraq Resistance" claimed responsibility for the "here you have" worm, and in an e-mail exchange with a reporter said, "I could smash all those infected but I wouldn't, ... I hope all people understand that I am not negative person!"
5. Inside Intel's security organization: Intel Chief Information Security Officer Malcolm Harkins offered up a list of "irrefutable security laws."
6. Will Microsoft Internet Explorer 9 finally kill IE6?: Microsoft released the IE9 beta, which it hopes will help bring back market share from Firefox and Google's Chrome. But Microsoft also has to woo users from its older browser, IE6.
7. Krebs: FCC must make ISPs crack down on spammers and malware and Time for FCC chair to man up: IDG columnists call on the U.S. Federal Communications Commission and its chairman, Julius Genachowski, to take a more muscular approach to familiar Internet scourges and step up on net neutrality.
8. SCO puts Unix assets on the block: SCO wants to sell off most of its Unix assets, even though it continues to fight for Unix ownership in court.
9. NASA introduces its Shuttle-mission R2 robot: Check out video of this cyber-spaceman.
10. Oracle OpenWorld 2010: Larry, Mark and lots of questions and Top 10 hot topics at Oracle OpenWorld: This year's installment of Oracle's user conference, which opens Sunday, comes as customers wonder about the company's relationship with one of its top partners, HP, and question what will become of some of its established applications suites.