THE SINGLE BEST STRATEGY TO USE FOR PNL

$ During the "function scenario" you liquidate the portfolio at $t_1$ realising its PnL (let me simplify the notation a bit)Trader A has manufactured some significant PnL, In the meantime Trader B comes out with nothing at all in the least and his skipped out on volatility during the trading day which he could've profited off of had he been repeate