Audience interaction specialist Slido has celebrated its fifth birthday with the announcement that the award-winning Q&A and live polling platform has been used at over 50,000 events since its foundation. Established in mid-2012, over 1.5 million questions and over five million poll votes have been sent through the platform. Since surpassing the 3,000-event mark during the first three years, it is now helping more than 1,000 events each week improve audien...