We talked to Thomas Watson, Node.js core member, open source hacker, and a developer at Elastic. — Thomas Watson is a web developer, public speaker, open source hacker and contributor, who works on APM at Elastic, the company behind Elasticsearch, Kibana, and Logstash. Thomas had always been passionate about Node.js and, thus, quickly became a Node.js core contributor. In this interview with JSNation, he talks about open…