The MDS probably helps the Hemi on the highway as well.
Maybe I was wrong to think of Canada as the last beacon of enlightenment in North America when it comes to vehicular issues?
It probably depends on the region. Being used to seeing trucks everywhere, I was very surprised on my first visit to southern Ontario to see how few there were comparatively. There seems to be a bigger proportion of trucks in the west. Where I grew up, it wasn't unusual to see a parking lot looking like this: