This has already been covered.

Please read my post at this link.

My opinion - add a point light and rely less on 100% IDL.

http://www.renderosity.com/mod/forumpro/showthread.php?thread_id=2877142&page=2#message_4129433

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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)