Acting Skills Vs. Gambling Strategy

The man shot a proud look at his own tray, where the coins were getting fewer and fewer. He felt sad about his luck, but he was suddenly startled by the cry of the Asian man.

"Ha! I won!"

Coins were pouring out of the machine as Qin Guan squatted down and stuffed them in his pockets. When both his pockets were full, he took a coin out and kept gambling.

"Beginner's luck…" the man murmured to himself jealously. He pushed the button angrily, but got nothing in return.

The guy next to him shouted happily, "Ha! I won again!"

He couldn't help but crane his neck towards the Asian man. "Hey, dude. How much did you win?"

"60 dollars in total!"

The strong man rolled his eyes and pulled a trick that was useful for beginners.

"Do you know the first law of slots?"

"What's that?"

"The probability of winning decreases after two winning rounds. See? Everyone is changing machines!"