When AI Starts Paying Its Own Bill [Plain Language Explanation] The HTTP status code 402, dormant for 30 years, is being awakened by AI. Starting in 2025, the x402 protocol and the ERC-8004 standard will emerge, jointly tackling the ultimate challenges of "autonomous payment" and "identity trust" for AI agents. From micro-payments at dozens of levels to on-chain systems, a machine economy network requiring human intervention is beginning to take shape. However, amidst the narrative of this protocol explosion, underlying technological threats, regulatory gaps, and the overheated hype surrounding concept coins remain concerns. Is this the ultimate completion of internet protocols, or just the next dazzling bubble? For details, please see: hellobtc.com/kp/du/03/6243.htm...…