Is the discussion of "load balancers for resilience vs scale" even relevant in a cloud-enabled world? Just use an AWS Elastic Load Balancer with an Auto Scale G

Is the discussion of "load balancers for resilience vs scale" even relevant in a cloud-enabled world? Just use an AWS Elastic Load Balancer with an Auto Scale Group, plus Cloudwatch alarms for monitoring and you get the best of all worlds... :-)