We have a full blown office (2 + 3 staff , soon to become 2 + 5 staff) at home, so mixed considerations.
'Always on' internet access is pretty important to us - but so is security (we work in financial services).
For now, simply plugging in the Talk Talk ADSL should Virgin cable fall over ('touch wood' - not happened for a considerable period of time) is probably satisafctory.
But greatly appreciate the input and will go ann 'read up' some more