> there are alsp people with devops title that do not know anything else than the hammer, and then everything is a hammer problem.

To be fair though, that's true for every profession or skill.

> I mean, I worked with people who were suprised that you can run more applications inside ec2 vm than just 1 app.

I've seen something similar where people were surprised that you can use an object storage (so effectively "make HTTP requests") from every server.