► Subscribe to the Financial Times on YouTube: http://bit.ly/FTimeSubs<br /><br />Blackberry has called off its sale plans and removed Thorsten Heins as chief executive, steps that will be examined for years to come as the former smartphone market leader becomes the subject of future MBA case studies, says the FT's Connected Business editor Paul Taylor<br /><br /><br />For more video content from the Financial Times, visit http://www.FT.com/video<br /><br />Subscribe to the Financial Times on YouTube; http://goo.gl/vUQx5k<br />Twitter https://twitter.com/ftvideo<br />Facebook https://www.facebook.com/financialtimes