Notice the cliff in the image below.Is this cliff stable? Why or why not? What could be done to increase the stability of the cliff? 
Definitions:
Network Externality
Situation in which each individual’s demand depends on the purchases of other individuals.
Emphysema
A chronic respiratory disease characterized by the destruction of air sacs in the lungs, leading to breathing difficulties and reduced oxygen exchange.
Blood Ph
A measure of the hydrogen ion concentration in the blood, reflecting its acidity or alkalinity, vital for maintaining homeostasis in the body.
Concentration
The amount of a substance in a given volume, or how densely packed the molecules of that substance are.
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