"Wizard of Oz" heroine Dorothy only had to click her ruby red slippers together and they would spirit her home to Kansas.
As sleek new smartphones prepared to make splashes at the Consumer Electronics Show here on Tuesday, a California firm was out to prevent water from being the death of them.
If last week's Consumer Electronics Show is any indication, the next major computing device to enter consumers' homes will be a "smart" television - whether viewers like it or not.
Tablet computers and electronic readers promise to eventually close the book on the ink-and-paper era as they transform the way people browse magazines, check news or lose themselves in novels.
Apple on Friday released a software update to patch a vulnerability that hackers could use to break into the company's popular iPad, iPhone and iPod Touch gadgets.