Another missed component is a real autoscaling load balancer. This often gets missed and taken for granted. Possibly due to if you haven't seen a good one (AWS)

Another missed component is a real autoscaling load balancer. This often gets missed and taken for granted. Possibly due to if you haven't seen a good one (AWS) you might not realise what you're missing. Most aspiring "cloud" companies have fixed capacity single tennant load balancers which is not cloud in any definition.