Interface Problems in Farming

A reminder of how far farming has come since my dad's problem was hooking up the new tractor to the old horse-drawn mower:  From John Phipps, excusing his slow blogging, emphasis added:

Multiple issues here on the farm, inclding working to get a rural water district started, speeches. field work, and the now-incredible complexity of hooking a green planter with a red tractor and third-party electronics. No excuse, but posting came in last.