Eric Germann sez:
The main issue, which may or may not still be one, is that the East half of th
{your linewrap is suffering from a rolling blackout..}
Keeping a large power grid stable is even harder than keeping a
large M$Win network stable; you run into poles in the wrong size
of the Y axis.... and things like standing waves.
I recall hearing about the DC tie proposal but don't know if it went
anywhere. The Pacific Intertie is of course, there now & is DC.