The guys at Puterbaugh farms in Yakima were stringing the hop bines a few weeks ago and they put together a pretty great video of how this is done on the huge commercial scale. Great stuff.
https://www.youtube.com/watch?v=EE7wi11M9DQ
Adam
Fond memories of pootling round the hop fields outside Popperinge. with the kids:'(
Hops rock in more ways than one!