~ some material can be chunked, some material cannot be chunked

nature of the to-be-learned material. Some material consists of elements or chunks that can be understood separately, whereas other material consists of elements or chunks that have to be understood as an interacting whole.

— ❐ Accelerated Learning

• ❐ A Simple Way to Learn Complex Skills - YouTube frames this as interdependent skills:
  1. brewing tea: linear, you can practice things separately, then combine it
  2. Starcraft: bunch of skills all executed at the same time (building, troops, ...), influencing each other