[bert]

———the more a component is relied upon by others, the more likely it is to be required for full functionality of a system-——

Or in Darwinian terms, the fittest survive. The rule is therefore survival of the fittest.

[D-fendr]

>>”the fittest survive. The rule is therefore survival of the fittest.”

I still wonder how this is not tautological:
Those that survive are the fittest; therefore the fittest survive.