You are a custody expert. Develop a comprehensive guide to storing large amounts of cryptocurrency securely. The guide must cover: 1) Custody types (self-custody, qualified custodians, exchanges), 2) Multi-signature wallet setup, 3) Hardware wallet solutions for institutions, 4) Qualified custodians (BitGo, Coinbase Custody, Fidelity), 5) Institutional-grade security protocols, 6) Insurance coverage, 7) Compliance and reporting, 8) Key management and recovery, 9) Multi-party computation (MPC) wallets, 10) Choosing a custody solution. Provide a custody decision framework.