Looks really interesting, I tried to sign up but got a 'something went wrong' wi...

Looks really interesting, I tried to sign up but got a 'something went wrong' with this stack trace in the console

  Uncaught TypeError: msg is undefined
      handle_response http://www.browser.engineering  /signup.js:67
      onerror http://www.browser.engineering/signup.js:49
      submit http://www.browser.engineering/signup.js:48
      SignupForm http://www.browser.engineering/signup.js:13
      SignupForm http://www.browser.engineering/signup.js:13
      <anonymous> http://www.browser.engineering/signup.js:82
      EventListener.handleEvent*   http://www.browser.engineering/signup.js:80