David Kravets / Threat Level:
iPhone Jailbreaking Could Crash Cellphone Towers, Apple Claims  —  The nation’s cellphone networks could suffer “potentially catastrophic” cyberattacks by iPhone-wielding hackers at home and abroad if iPhone owners are permitted to legally jailbreak their shiny wireless devices — that’s what Apple claims.

Biz / Twitter Blog:
New Front Page!  —  Today we’re trying a redesigned front page for folks who are new to Twitter.com.  If you’re a regular around these parts, then you won’t notice the new look unless you sign out of your account.  Helping people access Twitter in more relevant and useful ways upon … […]

MG Siegler / TechCrunch:
New Twitter Homepage Goes Live With Search Front And Center  —  Twitter has just rolled out the new version of its homepage that new potential users will see, or users who are not logged in will see.  The design has been completely overhauled from the previous version which was fairly cluttered.

Michael Learmonth / AdAge:
Yahoo to Lead Ad Sales in Microsoft Search Deal  —  Online Ad Business Braces for Shakeup as Pact Gives Bing Nearly 30% of Market to Rival Google’s 65%  —  NEW YORK (AdAge.com) — Microsoft and Yahoo tomorrow are expected to announce the search pact earlier reported by Advertising Age …

Spiegel Online:
‘Maybe Media Will Be a Hobby Rather than a Job’  —  In a SPIEGEL interview, Chris Anderson, the editor in chief of US technology and culture magazine Wired discusses the Internet’s challenge to the traditional press, new business models on the Web and why he would rather read Twitter than a daily newspaper.

Eric Slivka / MacRumors:
OS X 10.5.8 Development Wrapping Up?  —  MacRumors has received word that Apple seeded OS X Leopard 10.5.8 Build 9L30 to developers last night, including only a single documented change related to an issue with external monitors and waking from sleep mode.  There are reportedly no listed outstanding issues in the […]

Farhad Manjoo / Slate:
The Case Against the Case Against Google  —  Is Google too powerful?  The Justice Department’s Christine Varney thinks so.  As Fred Vogelstein reports in Wired, the attorney who represented Netscape during the federal government’s long-running Microsoft antitrust case sees the tech world’s newest giant …

Kara Swisher / BoomTown:
Microsoft-Yahoo Deal Struck-Will Be Announced Within Next 24 Hours  —  Multiple sources close to the situation said that the online search and advertising deal between Microsoft and Yahoo has been struck and will be announced within the next 24 hours.  —  While it is not clear if the actual papers … […]

Kara Swisher / BoomTown:
Microsoft-Yahoo Deal Struck, Will Be Announced Within Next 24 Hours  —  Multiple sources close to the situation said that the online search and advertising deal between Microsoft and Yahoo has been struck and will be announced within the next 24 hours.  —  While it is not clear if the actual papers […]

Casey Ho / Google Mobile Blog:
The Iterative Web App: Links Got Shorter and Smarter  —  On April 7th, we announced a new version of Gmail for mobile for iPhone and Android-powered devices.  Among the improvements was a complete redesign of the web application’s underlying code which allows us to more rapidly develop …