Maybe officially, seems quite a number of customers have now already received the equipment and are using it. The lucky ones if only BT could get their act together on the crucial ordering process and sort out deals for the existing vision subscribers it may then have the potential to be a success.
Perhaps the reason it's not working properly is that it's not officially launched yet? Someone somewhere's probably cursing and swearing at the sales folk for being too gung ho! Or perhaps all you desperate early adopters are just the guinea pigs!