Oh yeah, but the temporal sparseness doesn't just apply to the symmetric memory encryption key. The most important part is that it also applies to the asymmetri

Oh yeah, but the temporal sparseness doesn't just apply to the symmetric memory encryption key. The most important part is that it also applies to the asymmetric host keys, which are the actual thing one wants to have protected. prekey -(hash)-> memory key -(decrypt)-> host private key