VtSkier wrote:
Oh, and don't forget that if you body core is not
toasty, your extremities will be cold regardless
of what you are wearing. The electric option may
just mask the fact that you body core is less than
optimum.

Yes. Your body prioritizes things as follows:

1) Brain.
2) Core.
3) Hands and feet.

You should, too. If your feet are cold, put on a hat.

-klaus