1. , , and : Click away for everything you could possibly want to know about the iPhone 4.0 operating system.

2. , , and : This is a really fine package of stories about a topic of vital importance. Click on the related headlines listed at the Computerworld and Network World links for the full coverage, which is all the more timely, as our third entry this week shows.

3. : Yet again a huge cyber-espionage ring has been traced to China.

4. : A U.S. federal judge delivered a smackdown to the Federal Communications Commission this week, ruling that the agency had no authority to tell Comcast to stop throttling peer-to-peer traffic.