HELPING THE OTHERS REALIZE THE ADVANTAGES OF PNL

$ From the "get the job done situation" you liquidate the portfolio at $t_1$ realising its PnL (allow me to simplify the notation a little bit)Trader A has built some hefty PnL, meanwhile Trader B will come out with practically nothing in the slightest degree and his skipped out on volatility during the investing day which he could've profited off