Earlier quoted context omitted.
AWS initially launched API-only. At any significant scale, it's simply not intended to be managed via the console.
I found visualization very much helpful when complexity rises. APIs stays powerful but do not support a human admin for monitoring and server setups (including IAM users, Services, Tasks, Clusters, Launching EC2 instances, ECR setup for docker, AIM, Loadbalancing, Security groups, Roles etc all multiplied to X regions).
Ansible, for example, can easily manage stuff like security groups (http://docs.ansible.com/ansible/ec2_group_module.html) , load balancing (http://docs.ansible.com/ansible/ec2_elb_lb_module.html), IAM users and roles (http://docs.ansible.com/ansible/iam_module.html), etc., and it does them in repeatable, auditable, version-controllable, self-documenting fashion.