A broader answer here.. http://stackoverflow.com/questions/327973/how-old-are-you-and-how-old-were-you-when-you-started-coding http://stackoverflow.com/question

A broader answer here.. http://stackoverflow.com/questions/327973/how-old-are-you-and-how-old-were-you-when-you-started-coding http://stackoverflow.com/questions/327973/how-old-are-you-an... I suppose the user profile on HN and SO is more or less comparable.