bonanova 83 Report post Posted February 2, 2015 Sharpen your wits and play with the big boys. Share this post Link to post Share on other sites
gavinksong 11 Report post Posted February 23, 2015 These are impossible! Share this post Link to post Share on other sites
bonanova 83 Report post Posted February 24, 2015 Yeah. But they get solved. Smart people up there at MIT. I dated one of them back in the day. Share this post Link to post Share on other sites
gavinksong 11 Report post Posted February 28, 2015 Back in the day, huh? Share this post Link to post Share on other sites
bonanova 83 Report post Posted July 27, 2015 Thirty or so years ago... Share this post Link to post Share on other sites
peace*out 4 Report post Posted November 21 This is so cool! Looks like the 2020 one is coming up in January... Share this post Link to post Share on other sites
