Sam Newman, author of the O'Reilly book, "[Building Microservices](http://shop.oreilly.com/product/0636920033158.do)" pumps the brakes on microservice hype in the latest edition of REST API Notes. The Open API Spec is now, officially, 3.0.
You can find the web version of the newsletter email here: http://tinyletter.com/RESTAPINotes/letters/rest-api-notes-for-2017-08-14
Past editions of the newsletter can be found here: http://tinyletter.com/RESTAPINotes/archive.
A comprehensive list of upcoming web events that I maintain can be found at webapi.events.