When running this box the following warning shows in the console:
ATTENTION: In an effort to improve user privacy, MetaMask will stop exposing user accounts to dapps by default beginning November 2nd, 2018. Dapps should call provider.enable() in order to view and use accounts. Please see https://bit.ly/2QQHXvF for complete information and up-to-date example code.
When running this box the following warning shows in the console: