Keith Olbermann had John Dean on last night to get his views of the Rumsfeld comments this week.
Dean hits on a great point. By Rumsfeld and Bush associating terrorism to fascism implies that terrorism is more state based than ideological based, a definition that goes against all other definitions of terrorism. Since it does conflict with other, more appropriate definitions, it proves more so that Rumsfeld and the other administration officials are out using such statements as pure attacks against critics.
You can pick up his book here.