to allow 旁观 is super importantOf course last 1 to 2 rounds can isolate top 2 boards from the crowd for them to concentrate. NO 旁观 in xiangqi is the same as no 观众 in stadium in a soccer or basketball game. 大家可以去问一下队员，在足球或篮球场上，观众声音极大，队员根本听不到队友的叫喊和教练的指示。 足球，篮球也是非常需要用大脑思考的。 但SPORTS的前提就是 －－－－－－观众第一，观众至上！ 象棋也应如此。