To be blunt that sounds like operator inexperience. Throw someone who's spent their life setting up Windows servers on a Linux box and you'd hear similar resentments.
At the end of the day you still need to configure the instances for things like auto scaling, security patches, logging and so on. IAM & VPC still come into the mix when running on EC2, so you've avoided nothing.
At the end of the day you still need to configure the instances for things like auto scaling, security patches, logging and so on. IAM & VPC still come into the mix when running on EC2, so you've avoided nothing.