Conversation so far:
who has the highest viewed video on youtube
Despacito by Luis Fonsi featuring Daddy Yankee is the most-viewed video on YouTube, with over 6.6 billion views as of March 2020.
who has the most subscribers on youtube
T-Series has the most-subscribed youtube channel with 133 millions subscribers

Question: who makes the most money
Self-contained rewrite: who makes the most money on youtube