If you want to make your own long bets (no money, but fun), hop on over to https://predictionbook.com/ https://predictionbook.com/. Actually many short bets are

If you want to make your own long bets (no money, but fun), hop on over to https://predictionbook.com/ https://predictionbook.com/. Actually many short bets are better for calibrating yourself. Gwern writes about it: https://www.gwern.net/Prediction-markets#predictionbook-nights https://www.gwern.net/Prediction-markets#predictionbook-nigh...