"The Z9 mini is the first application-specific integrated circuit (ASIC) miner built to mine the Equihash Proof-of-Work (PoW) mining algorithm, which is currently used by Zcash, Bitcoin Gold, and a variety of lesser-known cryptocurrencies."
The announcement of Antminer Z9 mini spurred some interesting debates in the Zcash community.
"On May 7, 2018, the Securities and Exchange Commission, in conjunction with members of the Commodities and Futures Trading Commission, will decide whether or not Ethereum is a security or a commodity. Currently, cryptocurrencies are largely viewed as commodities. The difference between a security and a commodity has huge implications on how a particular asset will be viewed by tax and regulatory authorities."
"The company allows customers to trade gold with bitcoin directly, all the way down to 0.1 gram in quantity. Customers can hold the asset for seconds or years, with their ownership certificate securely stored on the blockchain. All gold holdings are physically stored by Pro Aurum in Switzerland and audited by BDO."