https://news.ycombinator.com/item?id=22719573 and the rest of that thread just makes me clench up.

As sibling reply also says, even if they do eventually zero it out, do you want to owe the richest guy on the planet $100k? He has law firms like you have pairs of socks.

Obviously everything I'm saying goes for unlimited-billing cloud infrastructure, where your customers (or your mistakes) generate cost out of view.