Buzz·Posted on 7 Oct 2013This Is What The Tube Might Look Like In The FutureCan't wait.by Ailbhe MaloneBuzzFeed Staff, UK LinkFacebookPinterestTwitterMail Siemens have built a prototype for a new tube, named 'The Inspiro'. The Inspiro is 30 per cent more energy efficient than current Tube trains. The prototype will be on display at The Crystal, near Royal Victoria Docks.