An interesting thing I have noticed is that Amazon has made staggeringly little progress at user facing SaaS -- think salesforce.com. I went to an AWS conference years ago and the gap between the speaker's enthusiasm for zocalo and the crowd that couldn't care less (e.g. The crowd that was pumped for IAM and T2 instances) was striking.
An interesting thing I have noticed is that Amazon has made staggeringly little progress at user facing SaaS -- think salesforce.com. I went to an AWS conference years ago and the gap between the speaker's enthusiasm for zocalo and the crowd that couldn't care less (e.g. The crowd that was pumped for IAM and T2 instances) was striking.