CFTC granted TD Ameritrade-backed ErisX a derivatives clearing organization (DCO) license, under the Commodity Exchange Act (CEA). This approval allows the Eris Exchange to offer physically settled digital asset futures contracts. What exactly is so special about physically settling Bitcoin? They require the actual/physical use of Bitcoin, thus increasing its usage, and theoretically its price and scarcity.
the bitcoin halving is a much-anticipated event in which BTC block rewards are reduced by 50 percent. One halving happens every four years and increases Bitcoin (BTC) scarcity.