The gold standard is multi-sig with at least 3 hardware signing devices. Devices can be permanently geographically distributed, protecting from disaster in any

The gold standard is multi-sig with at least 3 hardware signing devices. Devices can be permanently geographically distributed, protecting from disaster in any single location. This is superior to shamir’s because it never requires the single all-powerful private key to exist, removing that as a single point of failure/compromise. So far this is only 100% achievable with Bitcoin as far as I know.