Ledger
A "list" and a "ledger" are not the same thing. A ledger is a computational substrate. A list is a collection of items. A ledger stores state. A list is inert. A ledger is dynamic: every ledger entry changes the state of the system. A list is descriptive. A ledger is computational. A ledger is essentially a model of financial reality, not just a record of items contained in a list. A list is just an ordered collection of items but there is no description of the relationship between the items in the list. A ledger is a governed, rule‑bound, balanced record of financial events with the relationship between the financial events explained/described. A list has no semantics, no structure, and no logic. A ledger has semantics, structure, and logic baked in. A ledger is a sequenced append-only committed formal record. A ledger is more than a database you query for current state. A ledger is an immutable record of what changed, when it changed, and under what authorizati...