How does the electricity market work?

[VNA]

Whereas all of this was once carried out by one company,

Well I think there were four, CEGB (England and Wales), SSEB (South of Scotland), NIES (Northern Ireland) and The Hydro Board (North of Scotland).  But yeah four state owned companies that looked after their customers - rather than rip em off at every oppertunity.

For once, [size=2em]I AGREE WITH VNA [/size]

Of course you always do  un