Bitcoin, Ethereum, XRP prices form risky patterns ahead of triple witching

Popular cryptocurrencies like Bitcoin, Ethereum, and Ripple have formed different risky patterns ahead of the closely-watched triple-witching event.  Bitcoin (BTC) price has slipped to $83,580 from the weekly high of $87,158, while Ethereum (ETH) has dropped below $2,000. Ripple (XRP)…