Yet the world is full of code that was replaced with less work than it would take to fix a single bug on the broken original.
Can you point out a concrete example? Because you're commenting on a discussion on an essay that documents several notorious examples that demonstrate the opposite point.
To be honest, to me this all sounds like sociopath behavior to throw politically-inconvenient people under the bus in desperate self-preservation, and hoping this would intimidate anyone falling out of line.
Everyone in that group should present their immediate resignation. Shameful.