People are overlooking one of the crypto market's clear drivers, says Real Vision Host Weston Nakamura. There's more to bitcoin's and ether's fall below $20,000 and $1,000 respectively than just the downward swing in traditional assets and the liquidity trouble at companies like Celsius and Three Arrows Capital. In this Crypto Seismic, Weston examines how listed derivatives and the ETF markets are affecting the world's largest cryptocurrencies.