Did you know that focusing on performance can actually HURT your performance? This paradox is known as “The Performance Paradox.” If you care about performance, you should understand it and act accordingly.
Architecture lock-in : You may also be locked into a specific kind of architecture. For example. when you use Kubernetes extensively, you are likely building small-ish services that expose APIs and can be deployed as containers. If you want to migrate to a serverless architecture, you'll want to change the granularity of your services closer to