Predictions made by Ray Kurzweil this decade." Deep Fritz is a computer chess program—generally considered superior to the older Deep Blue — that has defeated or tied a number of human chess masters and opposing chess programs. Due to advances in personal computer performance, the Deep Fritz program can now run on ordinary personal computers, and different versions of it are available for purchase. In September 2002, "Chessmaster 9000", a widely available chess playing game from Ubisoft, defeated the then U.S. Chess Champion and International Grandmaster Larry Christiansen in a four-game match. In 2006 reigning World Champion Vladimir Kramnik was defeated 4:2 by Deep Fritz,
Blue Force being sentenced to 15 years in prison. "Computer Gaming World"s Charles Ardai in 1993 stated that "Blue Force" "is simply not as strong as Walls' previous games". He criticized the game world ("prop-up facades"), "abysmal" dialogues, "appalling spelling errors and factual inconsistencies", and slow speed. Ardai concluded that "Walls and Tsunami both have better work in them ... they have nowhere to go but up". In 1996, "Computer Gaming World" declared "Blue Force" the 37th-worst computer game ever released. Blue Force Blue Force is a computer game for MS-DOS released in 1993 by former Police Quest designer Jim Walls. The