Kim Dot Com has nothing to do with Megacoin. He tweeted about Megacoin once in his lifetime. End of any relationship. As for rating it higher... Back then when there were few coins, and very large mining pools that would rape any existing coin that might bring profit, Megacoin was the first to implement an improvement to avoid being left with incredibly high difficulty after mining pools would have hopped onto the next coin. Many coins followed that example. But that was 2013...