Bitcoin exchange shuts down

Available for over a year

One of the biggest Bitcoin exchanges closes citing "unusual activity". And a report suggests the UK should run a visa auction for wealthy foreigners. Also in the programme: who wants to build what in Australia? The country's manufacturing future looks gloomy after the last international car maker pulled out. But we hear why things may not be quite as bad as they seem. And finally, we hear about the man who pretended to tweet from the elevators of Goldman Sachs but actually never worked for the company.