Fabricated A-Body spindle ideas and discussion

I thought I did a massive exposé on this in another post, but I can't find it now. Here is an excerpt from "Advanced race car suspension development" by Steve Smith that is pretty concise:
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But basically it has to do with how the forces are applied to the tire. The other important thing is the Roll axis which is the relationship between the front and rear roll centers as you don't want the rear higher than the front.

This is starting to make a little more sense. Thanks.