Coinbase approving perpetual futures contracts for trading XRP means Linda P. Jones@LindaPJones · Oct 19 Coinbase approving perpetual futures contracts for trading XRP means: 1) XRP is very bullish. If XRP's price was not going to fluctuate or change a lot, no one would be interested in trading it. Futures contracts allow for maximum leverage and can lead to outsized profits (or losses). 2) Wall..