Great article with solid insight. 0x very much so has a promising future and should continue to increase in value utilizing the ethereum blockchain.

Radar Relay (built on top of the 0x protocol) just announced it added support for the Ledger hardware wallet. The 0x order book provider announced its integration with Ledger and marks one of the first instances where a decentralized exchange allows users to trade funds directly from one hardware wallet to another. Good news.

Source: https://www.coindesk.com/ledger-to-ledger-hardware-wallet-integrates-with-decentralized-exchange/