Part 8/15:
Antonopoulos discussed crucial technical realities, emphasizing that Bitcoin cannot scale to handle Visa-level transaction volumes without sacrificing its core properties or developing second-layer solutions. The critique is that:
No blockchain can currently handle the entire throughput of global payment networks in a single layer due to intrinsic technical limitations.
Bitcoin's current design allows it to securely operate as a $70-100 billion cross-border network, proving its resilience over seven years of continuous operation amid attempted attacks by sophisticated hackers.