Adding v4 Kernel loop explanation #1857

Job	Run time
cache-pixi-lock / Generate output	15s
Unit tests: windows \| pixi run -e test-latest tests	12m 57s
Unit tests: ubuntu \| pixi run -e test-py311 tests	6m 3s
Unit tests: ubuntu \| pixi run -e test-minimum tests	4m 58s
Unit tests: ubuntu \| pixi run -e test-latest tests	5m 7s
Unit tests: ubuntu \| pixi run -e test-py313 tests	5m 12s
TypeChecking: pixi run typing	0s
Integration: ${{ matrix.os }} \| pixi run -e ${{ matrix.pixi-environment }} tests-notebooks	0s
merge-test-artifacts	0s
	34m 32s

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