Wall Street’s biggest exchange owner is betting $2Bn that prediction markets are going mainstream. Intercontinental Exchange (ICE), the parent company of the New York Stock Exchange, announced on Tuesday that it will invest up to$2Bn in crypto prediction platform Polymarket. The deal makes ICE a global distributor of Polymarket’s event-driven data and opens the door for future tokenization projects between the two firms. The investment values Polymarket at about $8Bn before the deal and$9Bn after, acc ...