Build a Foundation

This is related to Top-Down vs Bottom-Up Learning.

Instances where I wasted time because I didn’t have foundation:

• 2023-09-29: Seeing a quaternion [0.5, -0.5, 0.5, -0.5] that was different from what I saw [-0.5, 0.5, -0.5, 0.5], when really they were the same, which is due me not really understanding how Quaternion function