Most fairs add new things and expand their fairs every year. There is something new for everyone every year. I encourage those who have not been to the NY one before to give it a chance. It really is one of the best ones I have been too. Plus, it's a great excuse to see the Hudson Valley in the summer for vacation.
Cool. I think some of the same acts are at the NYRF. Your local one looks like another one I should check out in the future. Just an FYI, the New York Renaissance Fair also does a Forest of Fear during the month of October as well: