Why can't people figure out warp versus runout versus disc thickness variation

On Tue, 7 Aug 2018 21:43:41 -0000 (UTC), Arlen Holder
> wrote:

>On 7 Aug 2018 12:50:55 GMT, Jack wrote:
>
>> I bought a 97 Contour in 2001, and it had brake pulsation. I called it
>> warped rotor, not caring much what was the precise distortion that
>> caused the pulsation.
>
>Agreed that the abuse of the word "warp" has zero negative effects ... if
>... if ... if ... if ... if .... if ... if ... if ... if...
>
>Remember the Spartan's response to the "if we attack you" diplomatic
>'cable' way back in the days of the Greeks? The keyword is if.
>
>If you actually *act* on "warp", you'll do the most insane things, and, in
>the end, you'll *still* have your vibration.

I acted on "warp", sensibly replaced my rotors, and it solved the
problem permanently.

--
John