Is it fair to say then, that Bitcoin is not completely decentralized? I am only asking to better my understanding, but it seems there is some amount, even if minor, of centralization.
The only completely and utterly decentralized bitcoin-like system I can think of would have every person using it write and run their own code.
On computers that they built themselves.
Communicating over a wireless mesh network where each node in the mesh was controlled by a single person who wrote all the code and built all the hardware....