I was going to mention this as I worked a couple of summers picking cherries and every morning you'd be plowing through spider lines about head height between t

I was going to mention this as I worked a couple of summers picking cherries and every morning you'd be plowing through spider lines about head height between the trees. There were lots of theories that got worse after a few beers at the end of the work day, but it had puzzled me for a couple of decades. Then learnt about spiders using the electromagnetic energy fields to 'fly'. Nature is amazing.