New Delhi, April 28 -- Ronald Wayne, the third and largely forgotten co-founder of Apple, says he has no regrets about selling his 10% stake in the company for $800 just 12 days after signing the original partnership agreement in 1976.

With Apple's market capitalisation now approaching $4 trillion at its 50th year, that decision has become one of the most scrutinised exits in corporate history.

When most people think of Apple, two names come to mind: Steve Jobs and Steve Wozniak. But on 1 April 1976, when the company's original partnership agreement was signed, there was a third signature on that document: Ronald G Wayne.

Wayne was an engineer at Atari at the time, recruited by Jobs to help convince Wozniak to commit to building a comp...