TL;DR: On Polymarket, buying a contract at $0.77 means risking $0.77 to win $0.23 — a 3.3:1 ratio against you. One loss wipes out three wins. The traders who consistently profit aren't the ones who are right most often — they're the ones who understand which bets are worth taking in the first place.
As Roger Federer said in his Stanford commencement spe…
