I agree with you. Node.js is a practical in cases where your app is mostly glue ...

fictorial on June 22, 2010 | parent | context | favorite | on: Debunking the Erlang and Haskell hype for servers

I agree with you. Node.js is a practical in cases where your app is mostly glue between some client and some other service. CPU intensive apps can be offloaded to other processes (not the Erlang kind) making the driver glue again. So, yes, it works.