Dell is selling a nicely configured version of its XPS 13 ultrabook with Ubuntu Linux. View full post on CNET News – Business Tech

Google is launching its Web TV service in the fall, Verizon says you can buy one Samsung Fascinate on its Web site and get a second for free, and a Japanese journalist uses Twitter to escape captivity.

Wal-Mart launches a gaming cite, Yahoo and Nokia may be partnering up, and an iPad steering-wheel case that may not be safe for the road.

Amazon starts free streaming of 5000 films and TV shows for Prime customers, the Chinese government launches the Panguso search engine, and Google gets itself into more privacy trouble with its Doodle-4-Google program.

Apple is the world’s most valuable brand, HP offers data services, and the PlayStation Network is still down.

Polycom dives into videoconferencing on tablets, Asus unveils a new line of Ultrabooks, Twitter to get “tweet” trademark, and Facebook launches an iPad app–finally.

Hewlett-Packard permanently cuts the price of the TouchPad to just $399, Google is reportedly rushing to finish the Ice Cream Sandwich update to its Android operating system, and the San Mateo, Calif., district attorney has filed charges in the theft of an iPhone 4 prototype but not against Gizmodo.

HP confirms that a WebOS-based tablet will come out early next year, Google fires an engineer over alleged privacy breaches of children’s accounts, “The Social Network” movie reviews are in, and Twitter redesigns its site for more streamlined access.

Barnes & Noble launches an iPad e-reader app, the iPhone 4G may come to Sprint, and Google Latitude now offers a history of where you’ve been–handy if you need an alibi!

BlackBerry data disruptions hit North American users, Apple devices can update to iOS 5 today to get iCloud, Wall Street protesters are leveraging a new messaging app, and Sony locks down accounts to fight another hack attack.