Multihoming (PI) isn't impossible but it certainly requires more work. I'm not yet convinced to throw the baby out with the bath water. Multihoming is also not

Multihoming (PI) isn't impossible but it certainly requires more work. I'm not yet convinced to throw the baby out with the bath water. Multihoming is also not the normal case: for a long time ARIN refused to make IPv6 PI allocations to existing IPv4 PI.