"Spaf" recently posted a useful summary of the advantages and disadvantages of homogeneity and heterogeneity in computer networks (and, not surprisingly, concluded that the balance weighs toward heterogeneity).
"Spaf" recently posted a useful summary of the advantages and disadvantages of homogeneity and heterogeneity in computer networks (and, not surprisingly, concluded that the balance weighs toward heterogeneity).
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For more detail, you might want to try the FLOSS concept booklet.