tester54654

yes and mobile phones existed before smartphones, what's the point? So far in terms of scalability nothing beats k8s. And from OpenAI and Google we also see that it even works for high performance use case such as LLM trainings with huge amounts of nodes.

What are the alternatives?

Right, who needs scalability? Each app should have a hard limit of users and just stop acceppting new users when limits are reached.