Investing and gambling both involve risk—but one has a built-in edge, and the...

https://iris-wiki.win/index.php/What_Does_It_Mean_That_Time_Turns_Variance_Into_Noise%3F

Investing and gambling both involve risk—but one has a built-in edge, and the other doesn’t. Casinos openly share their RTP, showing you lose a bit each time. Many trading products hide their true costs, making it tougher to see the real odds