message: Re-add useful comment
diff: @@ -1203,6 +1203,8 @@ module.exports = React.createClass({
  } else if (screen.indexOf('user/') == 0) {
  const userId = screen.substring(5);
  + // Wait for the first sync so that `getRoom` gives us a room object if it's
  + // in the sync response
  const waitFor = this.firstSyncPromise ?
  this.firstSyncPromise.promise : Promise.resolve();
  waitFor.then(() => {
  