Fantastic.....

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They cause me as much worry as roadside trees and stone walls, when hurtling along on my Motorcycle....

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Its quite amazing just how little a tree moves, when struck by a 100 MPH Motorcycle and its rider.....just a few detached leaves...

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Telegraph poles can be useful for calculating your "stopping distance" by counting the time to pass each one.
When not completely decimated by a passing motorist, that are also useful for calling for the Ambulance following the accident.
Paul....

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Win 8.1 64-bit. DX11. Advent Tower. Intel i7-3770 3.9 GHz 8-core. 8 GB System RAM. AMD Radeon HD 7700 1GB RAM. DVD ROM. 2 Terra Byte SATA Hard Drive. Philips 17" LCD Monitor. Saitek Cyborg X Fly-5 Joystick. ...and a Briggs and Stratton Petrol Lawn Mower.