We modified the URLs in accordance with some recommendations for search engine optimization... but we won't be modifying them further. You'll just have to live with the extra backspace to get rid of the trailing slash. You don't have to add it back when you're typing the forum path, though.
http://www.ridemonkey.com/forums/f2 = http://www.ridemonkey.com/forums/f2/
http://www.ridemonkey.com/forums/f2 = http://www.ridemonkey.com/forums/f2/