I don't see the point of any of that. What is your threat model?
Discussion
I assume that you are referring to the second paragraph? Essentially it's the same as the "coinjoin" concept for covering BTC tracks. This would be to avoid rationing on an individual basis. Say some fat guy wants Oreos and can't get any. Ten other people could buy a bag of Oreos while he dutifully buys his okra and rice cakes. Presto change-o, everyone is happy.