> ...VM...

Two many moving parts -  Good geek factor, though.

I'm thinking of an intermittent-cycle absorbtion scheme.

> Many of people seem to think these improve efficiency...

Depends on what you do with the "recovered" energy...

Perhaps a waste-heat driven turbo-alternator would make
a modest improvement to over-all Eff, as opposed to the
belt-driven variety?

Heath/Rube might like it :)

 Jack
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