Humus is not just soil, it is a community of living things. Organic matter is a breeding ground for many types of microbes, including bacteria and fungi which break down plant material, and for other microorganisms that help plants roots absorb necessary nutrients.
I agree with your analysis, but I disagree that cagers refers to an entire class of persons, all motor vehicle drivers. To me, and maybe I am not using the right definition, a cager is an @sshole motor vehicle driver.
Technical Article: Motorcycle Stators - What Are They? In simple terms, a stator can be defined as the stationary part of an alternator. In order to understand what the stator does, it is helpful to know how a basic electrical system works. The electrical system on most vehicles includes a way to generate, store, and use electricity.