Riddle of the Day ✅️🤪 Think fast! First correct answer wins 1 $ETH!" 🚀
"I am a ruthless world where greed leads to downfall, and fear destroys opportunities. No rules can truly control me, yet every mistake comes at a heavy price. In me, what is treasure today can be worthless tomorrow. I can be predicted, but never with certainty. What am I?" What is the answer to this? ? ?