cost: https://news.ycombinator.com/item?id=23098576
cost: https://news.ycombinator.com/item?id=23097812
cost: https://news.ycombinator.com/item?id=23098658
abilities / guarantees: https://news.ycombinator.com/item?id=23097213
cost: https://news.ycombinator.com/item?id=23090325
cost: https://news.ycombinator.com/item?id=23097737
threat model: https://news.ycombinator.com/item?id=23098612
cost: https://news.ycombinator.com/item?id=23097896
cost: https://news.ycombinator.com/item?id=23098297
cost: https://news.ycombinator.com/item?id=23097215
That's just the in-order top comments I'm seeing right now. (please do read and upvote them / others too, they're widely varying in their details and are interesting)
The answer's the same as it has always been. Cloud is more expensive, unless you're small enough to not pay for a sysadmin, or need to swing between truly extreme scale differences. And a few exceptions for other reasons.