• Why does Fedi only support Bitcoin?
• How does eCash prevent double spending?
• How are funds sent within & across federations?
• What is multisig custody, and how does Fedi use it?
• How do I know my eCash is fully backed by BTC?
• How are Fedi, Fedimint, and federations related?
• What are the different types of fedimint setups?
• What is a federated multi-guardian mint?
• What is a federated single-guardian mint?
• What is an unfederated single-guardian mint?