Grayscale pledges $1 million to Zcash ecosystem as ZEC slides

An investment fund that holds a basket of assets, such as the shares in an index, and trades on a stock exchange like a single share.

ETFs offer low-cost, diversified investing and are a fast-growing way people save.

A digital currency secured by cryptography and recorded on a blockchain, without a central bank issuing it.

Crypto prices are volatile, and governments are still deciding how to regulate it.