Plunge pool Plunge pool A plunge pool (or plunge basin or waterfall lake) is a deep depression in a stream bed at the base of a waterfall or shut-in. It is created by the erosional forces of cascading water on the rocks at formation's base where the water impacts. The term may refer to the water occupying the depression, or the depression itself. Plunge pools are formed by the natural force of falling water, such as at a waterfall or cascade; they also result from man-made structures such as some spillway designs. Plunge pools are often very deep, generally related to the
Inverse funnel theory Inverse funnel theory The inverse funnel theory is the idea that a product makes it easy for early users to adopt it, while allowing customizations, add ons, or advanced strategies, that keeps advanced users interested in the product. Some notable examples of this are: All in all, the premise of implementing the inverse funnel theory involves keeping the learning curve low for early users, while keeping these users engaged/challenged by introducing them to harder concepts as they familiarize themselves with the product. The inverse funnel theory can be applied to all aspects of life, be it learning, history, math, science,