Even this old cheat wore a timing chip so I guess you could say Dave went one better than him https://www.google.com/search?q=Anthony+Gaskell+marathon+cheat&num=100&lr=&source=lnms&tbm=isch&sa=X&ved=0ahUKEwjj6buEn_vUAhWKE7wKHQKTBC4Q_AUICygC&biw=1188&bih=477#imgrc=oZKcbDYWSWtDgM:&spf=1499570393321