If you want to have stable system, just don’t have bugs in it, simple! /s It’s same situation - people focus on PGE, which is current big source of bugs. But f

If you want to have stable system, just don’t have bugs in it, simple! /s It’s same situation - people focus on PGE, which is current big source of bugs. But fixing those bugs won’t make system stable, as new issues will always show up in such a complex system. You need to have well understood failure domains, and design a system to avoid cascading failures.