When Samsung’s Galaxy Note smartphone went on sale in the U.S. in February, two things made it, um, noteworthy. At 5.3″, its display was the largest one ever offered on a phone. And the Note came with ...

For tablets that want to compete with Apple’s iPad, proving superior at productivity is seen as a holy grail, and true multitasking is the key. If users can jump between apps with ease, the logic goes ...