https://etherscan.io/token/0x8e34dfffaa181888c58d2fd7d49642ec7717c3c1
You think Etherscan is an exchange? Oh lordy, that's rich.
What exactly is it that you are a "researcher" of? Surely its not cryptocurrency.
Not only do you think Etherscan is an exchange, but you managed to post the wrong contract address. Your link goes to YouTube Coin, which is entirely different from YuTuCoin!
YouTube Coin
https://etherscan.io/token/0x8e34dfffaa181888c58d2fd7d49642ec7717c3c1
YuTuCoin
https://etherscan.io/token/0xfc508d110b9023a39f90c101c5d511893f1f2a9c
Who has bought and sold YTC
Who feels they have been scammed?
Hmm... Nobody answered. A pretty lonely challenge.