> The only problem with that is, there are no independent availability zones. There are - they can be as independent as you need them to be. Errors won't nece

> The only problem with that is, there are no independent availability zones. There are - they can be as independent as you need them to be. Errors won't necessarily propagate cross-zone. If they do, someone either screwed up, or they made a trade-off. Screwing up is easy, so you need to do chaos testing to make sure your system will survive as intended.