Who is Sergey Nazarov? No worries, your class rep is here with the answer:
Sergey Nazarov is a co-founder of Chainlink, which he founded alongside Steve Ellis.
A decentralized oracle allows multiple independent nodes to retrieve data separately and then aggregate it, so even if one node makes an error, it’s difficult for it to sway the final price.
The first page of my study notes says: Understand it before placing an order.
$LINK 11.608(+1.89%)

#LINK