Suddenly, I drained Varitional's refund pool. Today's big drop took advantage of the high volatility, and I closed the losing position of Var to win the profit of the refund part. Excellent luck triggered two refunds of $1300, which would have been a net profit since I was fully hedged on the other side. Just when I was happy, I found that the system popped up a prompt saying that I had only received a reward of 300 dollars. I looked back and forth at the records and thought it was a system machine