Skillful excavator manipulation compilation - GIF

Skillful excavator manipulation compilation.

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Previously:

https://www.homemadetools.net/forum/...707#post209704
https://www.homemadetools.net/forum/...646#post159280
https://www.homemadetools.net/forum/...842#post152472
https://www.homemadetools.net/forum/...443#post204902
https://www.homemadetools.net/forum/...710#post128875

with the temporary fencing, what is the very first step accomplishing? is the operator using the blade edge to break a cable tie (zip tie) which holds the panels to each other?