Twitter was abuzz on Friday with loving words for Steve Jobs on what would have been the late Apple co-founder's 57th birthday,

"Happy birthday Steve Jobs," read a post from Apple-centric blog Cult of the Mac. "The whole world misses you."

Hewlett-Packard Co. plans to spend years turning itself around as it addresses internal problems and battles broader threats from smartphones and tablet computers.

Investors willing to wait could be rewarded. Its market value is half of what it was about a year ago, and HP could start to improve in the second half of 2012.

The White House unveiled an online privacy proposal Thursday intended to allow Web users to easily opt out of being tracked on the Internet.

The "Consumer Privacy Bill of Rights" has received the backing of leading Internet companies and online advertising networks and would involve a simple "one click" setting on a Web browser, the White House said.

Hackers calling themselves the 'Iranian Cyber Army' have attacked the website of mainly Muslim neighbor Azerbaijan's state television station, the communications ministry said on Thursday.

In the overnight attack, the hackers replaced AzTV's homepage with the message: "Life is a game. Game over!"

Sony's slick PlayStation Vita handheld videogame gadget hit major markets around the world on Wednesday as the Japanese entertainment titan bucked a trend towards play on smartphones.

Sony packed movies, music, and the Internet into PS Vita handsets along with what it called the "biggest and best launch lineup" of games in PlayStation history.

New Yorkers may be able to surf and ride at the same time if a plan to put iPads, or a similar device, in the back of taxis takes off.

A San Francisco company, Square, is proposing a pilot program to install tablet computers in the back of 50 taxis, replacing the little-loved miniature television screens used in all cabs since 2007, showing commercials and some news and entertainment clips, The New York Times and New York Post reported.

U.S. bookseller Barnes & Noble unveiled a new version of its Nook tablet computer Tuesday, a device with the same $199 price tag as Amazon's Kindle Fire.

The seven-inch (17.78-centimeter) Nook Tablet also has eight gigabytes of memory like the tablet released by online retail giant Amazon in November.

U.S. online payments giant PayPal is to create 1,000 new jobs inIreland in a major expansion of its operations in the Eurozone member, Prime Minister Enda Kenny said on Tuesday.

Kenny said it was a "a great signal of confidence in Ireland and in our talented workforce.

Research In Motion on Tuesday released a long-overdue new operating system for its BlackBerry PlayBook tablet computer in the hope of gaining ground in a market led by Apple and Android gadgets.

PlayBook OS 2.0 software, available as a free download, comes just shy of a year later than it was originally slated for release by the Canada-based company.

Tunisia's court of cassation on Wednesday threw out a ruling banning pornographic websites, a judicial source and a press freedom watchdog said.

"The court quashed the first instance and appeals ruling that ordered the censorship of pornographic websites," the judicial source told Agence France Presse on condition of anonymity.