Iron Triangle

https://en.wikipedia.org/wiki/Project_management_triangle

Good-fast-cheap - pick 2.

OSE Case

Simply Put

The notion that a product or service cannot be optimized in all of its aspects is a clear example of scarcity thinking, that misses that open collaboration and development produces superior results. See Linux of Vaccines

Technicall Speaking

Extreme Manufacturing via modularity, collaborative design for optimization, modular breakdown, proper collaboration architecture, integration of desing-build-use-service issues by extremely tight coordination between these phases, open source, and test-driven design - beats the trilateral impossibility.