Electricity is of two kinds, positive and negative. The difference is, I presume, that one comes a little more expensive, but is more durable; the other is a cheaper thing, but the moths get into it.
It means working harder to do the research but I don't really mind - I don't think I have what it takes to chase criminals through back alleys and wade through blood at crime scenes.
Who knows but that England may revive in New South Wales when it has sunk in Europe.

