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Conferences during Covid-19: Jane Wakefield explores the challenges that big international events have faced this year in moving events online.

She speaks to Paddy Cosgrave, chief executive of the giant technology event Web Summit, and Chris Anderson from TED. Plus social scientist Elizabeth Dunn explains why there is true 鈥渕agic鈥� in meeting face-to-face.

Producer: Sarah Treanor

(Picture: Woman on a laptop with a headache; Credit: Getty Images)