This talk is partially based on the IEEE Proc.  paper, Nov 2005
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Conclusions: Some difficult R&D questions
•Choice of performance criteria for various layers (trade-offs between reliability margins and economic efficiency);
•Minimal information structure between the layers to guarantee  that the performance criteria are met;
• Limits to decentralization of primary controllers (smart, adaptive decentralized gadgets and/or fast communications).
•In [1] one possible vision introduced, but this is not the only one.    On-going work, would like to involve interested industry.
•TRADEOFFS BETWEEN COMPLEXITY AND PERFORMANCE.
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