i just read Igor's comment, and realized that he partly addressed this issue as well.

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Also Grace is it possible to make it so you can still master a skill outside of the unit test? because after you do the unit test and if you miss one question, that skill doesn't get mastered, and ...

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wow Regina Litman i was just reading the thread from 6 yrs ago and how u were making really good suggestions there, im surprised you are still active   while whoever is reading this does just that,...

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