On Tue, 15 Jan 2013 06:33:21 +0000 (UTC), (David
Combs) wrote:

In article om,
bud-- wrote:

If I wanted to learn more about all this, what
would I read. Preferably something that didn't
simply say what the code demanded, but rather
something that *explained* enough so that
you'd be able to look at various grounding
systems and be able to tell the pros and cons
of each.

Various? The code is the code.

Any ideas?

Use GFCIs.