It's in cloud vendor's interests to charge more money regardless of mistakes. They do offer charge limits, but they don't want you to use them. There are lots

It's in cloud vendor's interests to charge more money regardless of mistakes. They do offer charge limits, but they don't want you to use them. There are lots of posts online that document "talk to amazon and they'll take out the extra charges" but there are even more cases where the people just pay the bill and thus amazon makes money and profit.