100%. They bill it as "you don't have to pay a guy to run your on prem hardware for you" but you absolutely do not save money once you've scaled to the point you need a few machines.

And by that point, your software is probably so tied in to proprietary Amazon stuff that they've got you in a vice.

It's the same model as Oracle: oh we're so easy to use and friendly, and we have all these great Oracle specific features, go ahead and use them! 😊 but then they have you locked in and they can just start squeezing.