Because settings such as the aperture value or exposure compensation can be quickly adjusted with a twist of the control ring, users can capture photos exactly the way they want without missing a shot.
But with almost all of Iraq's major cities under coalition control, it would take a major twist in the coalition's fortunes to match the toll of Desert Storm.
The R40 and R42 add an interesting twist, however, with WiFi and compatibility with Canon's new CameraAccess app, which brings streaming and remote control features.