Most basic Union server takes 200ms to respond, compared to 2ms for Express? about union HOT 3 CLOSED

var path = require('path'),
    union = require('union');

var server = union.createServer({
  buffer: false,
  // before: [
  //   function (req, res) {
  //     res.end('Hello!');
  //   }
  // ]
}).listen(9090);

console.log('Union listening on 9090!');

var http = require('http')
  , connect = require('connect');

var app = connect()
  // .use(function (req, res) {
  //   res.end('Hello!');
  // })
  .listen(8080);

console.log("Connect listening on 8080!");