Rails is still relevant, but it's worth having a high performance language in your back pocket to deal with those high scale problems that Rails is just not ver

Rails is still relevant, but it's worth having a high performance language in your back pocket to deal with those high scale problems that Rails is just not very good at. Many developers have started leaning on Java, Clojure, Scala, Erlang, Node.js or Go to fill this role. If you're just starting out and want to build something that can gain traction, Rails is a fine choice. Just don't abuse it.