Zero Ex Intl, the company behind the Ox Project, recently raised $24 million in a token sale to help build what they see as a critical infrastructure for the token economy; the Ox Project is building a portfolio of projects to allow ethereum smart contracts to programmatically exchange ethereum-based assets; the Ox OTC product will allow for over-the-counter trades directly through the ethereum blockchain wallet; Zero Ex Intl estimates that the token market cap will range from tens of billions to hundreds of billions of USD by 2020 and the need for an exchange like this continues to increase. Source