Galaxy S 4 Is a Good, but Not a Great, Step Up

The Samsung Galaxy S 4 is an evolution of prior Samsung models and despite some improvements, it still is especially weak in the software Samsung adds to basic Android.
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A Maps of the World

Walt answers readers’ questions on the new Google Maps for iPhone.

A Laptop for Light Work

Walt answers a reader’s question on finding a laptop for email, browsing and cloud applications.

Samsung’s Smart TV Isn’t as Smart as It Thinks It Is

Samsung’s Smart TV aims to integrate standard TV with apps and Internet content in one simple device.
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New Samsung Tablet Offers a Stylus and a Split Screen

Samsung’s new Galaxy Note 10.1 has two key features the iPad lacks—a stylus and a split-screen view.
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Galaxy Quest: One Phone Aimed at All Networks

Samsung’s new Galaxy S III Android phone is a strong competitor for the iPhone but lacks any game-changing capabilities.
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Microsoft Gives Windows a Clean Sweep

Microsoft’s “Signature” PCs are streamlined for a cleaner look and better performance.
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Samsung Aims to Get in Touch With Media Players

Samsung’s new media players send text messages and make voice and video calls with Wi-Fi.
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Backup for Years

Walt answers a reader’s question on the best way to make digital files safe for many years.

Mobile Device That’s Better for a Jotter Than a Talker

Walt tests the Samsung Galaxy Note, a phone-tablet hybrid with a large screen that uses a stylus as well as your fingers.
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A Galaxy S Sequel With Big-Screen Ambitions

Google Unveils a Laptop With Its Brain in the Cloud

Camera Has an Eye for Photos, Brain for Wi-Fi

Picking Out a Laptop in the Brave, New World of Tablets

Samsung’s Series 9 Makes a Statement

The Streak 7: Bargain Tablet From Dell Is No Real Deal

The iPad Now Can Take Command of Computers

Mossberg’s Best and Worst Products of 2010

What to Do With Photos Piling Up in a Phone

Samsung’s Galaxy Tab Is iPad’s First Real Rival

A Fall Guide: How to Pick Your Next Computer

Galaxy Phones From Samsung Are Worthy iPhone Rivals

Samsung’s Instinct Doesn’t Ring True as an iPhone Clone

If You Have ChaCha and a Cellphone, You Have Answers