[dasil003]

> everyone is aware of what went wrong

This is never true past a certain company size threshold, and even for smaller companies once you start asking the "five whys" you see there is never just one root cause. Even for straightforward cases where everyone generally agrees, it can still be informative to capture the analysis for future reference and review of reliability patterns.

Incidents are a learning opportunity. If people are pointing fingers then that's a sign of a bigger cultural issue, one which will not be solved by avoiding discussing and documenting incidents.