Apple fans celebrate Steve Jobs' 57th birthday

Today is the birthday of Steve Jobs, the late co-founder of Apple.Jobs passed away last October, succumbing to a battle with pancreatic cancer. Had he lived, this would have been his 57th birthday.Fans remembered him on Twitter today, with "happy birthday Steve Jobs" quickly becoming one of the service's top trends. According to the New York Post, an unofficial birthday party for Jobs is also planned outside outside Apple's flagship retail store in New York.Related storiesThe death of Steve Jobs, 1955-2011 (roundup)Steve Jobs: A timelineSteve Jobs at Apple: A retrospective (photos)Following Jobs' death, interest piqued about the technology visionary and inventor. Jobs was the main topic and namesake of an authorized biography by author Walter Isaacson. He was also the subject of the main exhibit at the U.S. Patent and Trademark Office highlighting some 300 inventions that bore his name.Apple, for its part, held a private celebration of Jobs' life in late October, complete with speeches by former Vice President Al Gore and CEO Tim Cook, as well as performances by Nora Jones and Coldplay. That event, held at the company's headquarters, was later posted in video form to Apple's Web site, and is still available for viewing.