All the warnings in the world can't replace a configurable $ limit. We don't want to have to rely on them "forgiving" us if we make a mistake.
1) You're just playing: You want a limit. 2) You're serious about it: You want a warning.
Easy enough to understand I hope.
You just have to set it up, and if you cannot be bothered, AWS isn't the service for you. If you don't want to do your own cooking, fine, but don't whine about the grocery store not providing you with your own personal chef.
oafitupa is just whining for the sake of whining.
This is hacker news, ie for people who like tech, like to ticker with it and play with it. What is so bloody wrong with wanting a safety button so that you don't ruin yourself that you have to throw out insults?