[Balinares]

In the original implementation, SREs have the authority to block further releases until the SLOs are green again -- and, if it comes to that, to hand the pager back to SWE until such a time the product can pass a production readiness review again. That requires a lot of trust on both sides, though, the building of which takes both time and deliberate effort, and I don't know how other shops do it.