Github user jorgebay commented on the issue: https://github.com/apache/tinkerpop/pull/710 Thanks @FlorianHockmann for the feedback. I've addressed the issues you mentioned. About `ValueMap<TKey, TValue>()`, we can continue the discussion on the mailing list: https://lists.apache.org/thread.html/3918353aaa63aa07b69214da24fa7aa0760004227fc57fa2b3bcae86@%3Cdev.tinkerpop.apache.org%3E
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