Yesterday at The Next Web Conference, serial entrepreneur Mark Randall caused a real stir with the emotional tale of his rollercoaster career of extreme highs and terrible lows.

You can find out more about Randall’s background in our recent interview with him. If you want to see why the #TNW2011 hashtag filled up with people who were equally moved and inspired by his story, grab a coffee, sit back and watch his 37-minute talk.