[alphapapa]

> Never mind that smarter, nation wide, grids can allow electricity to flow in either direction depending on where the production and need is.

Larger grids are also more vulnerable grids. We should learn from the lessons provided by, e.g. the 2003 blackout in the northeastern U.S. We don't need bigger, more vulnerable, more tempting targets for the bad guys. We need more compartmentalization to limit potential damage and make systems easier to understand and repair.