Smart doorbells can automatically open doors. Although you end up with weird stuff like this. https://geekologie.com/2018/09/nest-security-camera-mistakes-home

Smart doorbells can automatically open doors. Although you end up with weird stuff like this. https://geekologie.com/2018/09/nest-security-camera-mistakes-homeowner.php https://geekologie.com/2018/09/nest-security-camera-mistakes...