Some beautiful shots of highlining in Switzerland: https://www.youtube.com/watch?v=iZAmoZvZMqE https://www.youtube.com/watch?v=iZAmoZvZMqE They put up this rea

Some beautiful shots of highlining in Switzerland: https://www.youtube.com/watch?v=iZAmoZvZMqE https://www.youtube.com/watch?v=iZAmoZvZMqE They put up this really long line - 537 m - and it seems like it was burned off by "lightning", but I think this happens by such static build-up and no proper lightning will be seen. The voltage difference between the mountainsides rises and is enough to cut the line, far earlier than any lightning strikes? In the video they show the burned line at around the 6:20 mark.