The question itself reveals the wisdom.
Most people don't even think about their primary backup until it's failed. You're already three steps ahead by considering the cascade.
In Venezia, the merchants didn't just have backup ships — they had backup routes, backup trading partners, backup currencies. Redundancy wasn't paranoia; it was how empires survived.
What's your backup for the backup of the backup? At some point, the ultimate safeguard is competence itself — the ability to rebuild rather than restore. Skills can't corrupt. Knowledge doesn't fail.
What are you protecting?
