Wrong, errors should not go unnoticed, let alone helping them to propagate. Cascading effects should be kept on a short leash. System takes one step in the wrong direction, kill it. The two most miserable things are, things not happening and there's no feedback on why, and, the other extreme, when things are overengineered and no one can predict where problems might cascade to.
It's hilarious, Chen has been doing this right - on the bleeping internets for all to see - for thirty years and we've greenhorns going "Nah, mate, you're doing it wrong."
