The Ethereum ecosystem is very attractive to creators and data analysts, attracting tops engineers with its novel set of problems. Thomas Jay Rush, CEO of TrueBlocks.io is one such mind. He saw a problem with Ethereum's accounting and built a suite of tools to enable highly-details and lightning fast dives into the data of Ethereum, allowing users to find information about anything their address has touched. This is a far more compelling problem than most realize, and T.J. gives a great look into the design required to make such a service fast and responsive.
Logos Press Engine includes Logos Podcast and Hashing It Out. Hashing it Out dives into the mechanisms and hardware of the technology that aid in making sovereign communities.