There is evidence that P7 no longer obeys the Min Bias at low settings - no matter how low you go (.0001) there is still breakaway - as if the shadow is offset a tiny bit from where it should be.

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Renderosity forum reply notifications are wonky. If I read a follow-up in a thread, but I don't myself reply, then notifications no longer happen AT ALL on that thread. So if I seem to be ignoring a question, that's why. (Updated September 23, 2019)