If you've spent any time poking around server configs, deploying a web app, or reading tech blogs, you've probably run into the name Nginx (pronounced "engine-x"). It's one of those pieces of software that quietly powers a huge chunk of the internet, yet a lot of people using it every …

Ever bought a plane ticket on standby? You pay way less, but there's a catch — if the flight fills up, you might not get on. Now imagine that same idea, but for the computers that power apps, websites, and data crunching in the cloud.

That's basically what a Spot VM …