Its pretty easy to step over those limits.
Also localhost and presumably this are good for validating your logic before you throw in roles, network and everything else that can be an issue on AWS.
Confirm it runs in this, and 99% of the time the issue when you deploy is something in the AWS config, not your logic.
>> "It's pretty easy to step over those limits."
Exactly, especially when people are starting out, don't have a clear understanding of the inner workings of the system for whatever reason. Jobs are getting harder to find nowadays and if during learning, you make one mistake, you either pay or the learning stops.