...
It is therefore guaranteed that a user with an affinity index of 20 on a cluster that has been bootstrapped cluster, will have a higher affinity than a user with an affinity index of 15, 10, etc.
What is absolutely not guaranteed is a homogeneous distribution of audience volumes among boostrapped bootstrapped affinity indexes.
However, if bootstrap + streaming has been ordered, then, after a while (weeks), the volume distribution imputed from streaming will prevail, over the one imputed from bootstrap.
...