| Editor's note: We will be changing how we send out Network World newsletters over the next few weeks. To ensure future delivery of your newsletters, please add nww_newsletters@newsletters.networkworld.com to your e-mail address book or 66.186.127.216 to your white-list file. Thank you. Ranking mobile Web performance: How Google, Amazon, Bank of America serve mobile users There are now more than 1.1 million Web sites designed for mobile users, according to research from dotMobi. To help end users find the cream of the crop, dotMobi got together with Gomez to create a benchmark that tests and ranks the mobile Web experience provided by top businesses in airline, banking and search. What's going on at the desktop? It's not easy to know how well a public-facing Web application is performing for end users. There are just too many blind spots along Internet pathways. At the same time, it's critical for businesses to ensure customers are experiencing acceptable application response times. If a site is too slow, it won't be long before customers defect to a competitor. AT&T launches content distribution service AT&T is offering a content distribution service that lets companies stream video and other multimedia across their networks from behind their own firewalls. App acceleration for mobile users An enterprise application on a mobile laptop not attached directly to the corporate LAN can perform abysmally without a bit of technical trickery. Companies such as Blue Coat, Cisco and Riverbed are prominent companies that boost application response times across the WAN, not only to users in branch offices but to mobile users, as well. Mobile's future is in links, ex-Nokia CTO says The standard architecture that will realize the promise of mobile phones won't be hardware or software but a cloud-based platform that lets users navigate their contacts and content related to them, according to a former Nokia executive. Performance tiers and testing needed for 802.11n New types of potentially attractive, useful 802.11n products are set to emerge that the Wi-Fi Alliance is currently not equipped to test and certify. UC Berkeley's new Opinion Space Web site visualizes your viewpoints You might have a good sense of how your political opinions stack up against those of Arnold Schwarzenegger, Nancy Pelosi and Ralph Nader, but a new Web site from the University of California-Berkeley researchers can also show you how your viewpoints stack up against many others. April giveaways galore
Cisco Subnet and Microsoft Subnet are giving away training courses from Global Knowledge, valued at $2,995 and $3,495, and have copies of three hot books up for grabs: CCVP CIPT2 Quick Reference by Anthony Sequeira, Microsoft Voice Unified Communications by Joe Schurman and Microsoft Office 2007 On Demand by Steve Johnson. Deadline for entries April 30. Network World on Twitter Get our tweets and stay plugged in to networking news. | 
From 3Mbps over shared coax to 40/100Gbps over fiber…and beyond.
iPhone enthusiasts from around the Web offer their visions for the next-gen iPhone.
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