That is exactly what SLAs are.
There are just a lot of people applying the wishful thinking that SLAs are a goal or metric of uptime.
Consider the AWS S3 page on the topic: https://aws.amazon.com/s3/sla/
"Reasonable efforts"; if not met, you get some fraction of the money back.
S3 has worse uptime than my desktop PC over the last years, but affected users got some fraction of their spending back.
That's sacrilege on HN
That is exactly what SLAs are.
There are just a lot of people applying the wishful thinking that SLAs are a goal or metric of uptime.
Consider the AWS S3 page on the topic: https://aws.amazon.com/s3/sla/
"Reasonable efforts"; if not met, you get some fraction of the money back.
S3 has worse uptime than my desktop PC over the last years, but affected users got some fraction of their spending back.