The prediction markets still give a 25% chance of it being an SC at room temperature?

https://manifold.markets/QuantumObserver/will-the-lk99-room-...

This other prediction market only gives it a 5% chance of turning out:

https://www.metaculus.com/questions/18090/room-temp-supercon...

IF the game is over, shouldn't arbitrage be possible between these various markets? I guess the timeline is very long for these bets and time is opportunity.