2 Matching Annotations
  1. Oct 2023
    1. Cambrian explosion
      • for: Cambrian explosion, 2D to 3D organisms

      • insight

        • During the Cambrian explosion, there was a major evolutionary transition from bottom dwellers that lived on the flat bottom of the ocean to organisms evolved to explore the entire 3D water column. Some of the evolutionary adaptations that made this possible were
          • eyes that supported vision and perception of distance
          • representation of space and time
  2. Dec 2021
    1. Commonplaces were no longer repositories of redundancy, but devices for storing knowledge expansion.

      With the invention of the index card and atomic, easily moveable information that can be permuted and re-ordered, the idea of commonplacing doesn't simply highlight and repeat the older wise sayings (sententiae), but allows them to become repositories of new and expanding information. We don't just excerpt anymore, but mix the older thoughts with newer thoughts. This evolution creates a Cambrian explosion of ideas that helps to fuel the information overload from the 16th century onward.