defer.me

app.js

require('http').createServer(function(req,res){
  console.log(req.headers['user-agent']);
  res.writeHead(200, {
    'Content-Type': 'text/css',
    //'Cache-Control': 'private, max-age=' + 60*60*24*365*10,
    //'Expires': new Date(new Date().getTime()+(1000*60*60*24*365*10)).toUTCString(),
    'Vary': 'Accept-Encoding'
  });
  /*res.end(); return;*/
  var d = new Date();
  while(new Date() - d < 5000){}
  res.end(require('fs').readFileSync('foo.css'))
}).listen(8888);