It took several hours to download all the toot via my Voda PAYG Dongle
Would hate to see your bill ..... either that, or the reason it "took several hours" is because they stuck you on traffic shaping !
update :
BT still haven't managed to get Openreach to connect us to the telephone network
You might want to speak to Ofcom if it looks like they are dragging their feet. BT are an incumbent operator and therefore have a "Universal Service Obligation".