On the information to work conversion: a view from ancient   fluctuation-dissipation relations
  The "generalized fluctuation-dissipation relations", which had anticipated the "fluctuation theorems" fifteen years before, are applied to presently popular "information to useful work conversion" to demonstrate that its success and bounds are determined by a specific "insider" information rather than formal one 
Yu.E.Kuzovlev
cond-mat.stat-mech