message: if instead of short-circuit and for readability
diff: @@ -110,7 +110,9 @@ module.exports = React.createClass({
  // abort all the timers for the users that started typing again
  usersThatStartedTyping.forEach((m) => {
  const timer = this.state.delayedStopTypingTimers[m.userId];
  - timer && timer.abort();
  + if (timer) {
  + timer.abort();
  + }
  });
  // prepare new delayedStopTypingTimers object to update state with
  let delayedStopTypingTimers = Object.assign({}, this.state.delayedStopTypingTimers);
  