a lot of what we all know goes out the window with machines like that,another freind who works as a faller,skidder driver was going to come out with a newer bigger cat and simply push it over stump and all,but 1 i had to leave all other trees untouched,so i needed direction went up took a few large limbs off that were out top side 100'+realisticly it was a fairly straight forward tree.the cat tryed to pick up whole log,it could but keept tipping.a good notch and backcut really makes excavator work inpressive,speed,ease