Is it crazy to root against our divisional rivals to lose or top conference playoff rivals ?
Let's work that out.
I root against <fill-in team>. They win. Dallas does not benefit. My rooting had zero effect on Dallas not benefiting.
I root against <fill-in team> They lose. Dallas benefits. My rooting had zero effect on Dallas benefiting.
Let's apply this to the weather.
I root against Hurricane <fill in the name> from hitting land. It makes landfall. My rooting had zero effect on property owners sustaining hurricane damage.
I root for Hurricane <fill in the name> from hitting land. It fizzles out in open water. My rooting had zero effect on property owners' assessments standing pat or ballooning.
Let's apply this to the Earth spinning...