04 · Accounts
全球账户Accounts
银行、券商与平台账户层；后续会统一成账户 schema。Banks, brokers, and platform accounts; converging into one account schema.
哪些账户是基础设施，而不是一次性开户冲动？Which accounts are infrastructure, not one-off impulses?
这一层先保留结构。没有核实过的内容，不会用占位文章冒充可用。This layer keeps its structure for now. Unverified content will never be faked as available.