[SereneT]

Totally Roman civilization collapsed in britian sometime around early 5th century The next time anybody heard of central heating or plumbing on that island was roughly 1500 years later As an electrician I'm always amazed at the Wonder of how it all works, and at the blissful ignorance of many regarding just how much hard work and professional knowledge is involved in, you know such banalaties as keeping the lights on, the water running, the garbage disappearing, the shelves stocked...