Efficient
You didn't build fragility.
You built efficiency.
Fragility is just what it's called when something breaks.
The professional who built everything around one skill, one company, one relationship. Efficient. Then the company restructured.
The startup with one client at 80% of revenue. One phone call away from zero.
Detroit. The most efficient automotive cluster on earth. Then the industry changed.
Nobody made a bad decision.
They made an efficiency decision.
It had another name they didn't know yet.