[esc_colon_q]

Until a rollback due to a failure itself fails on a complex stack and prod is hosed for hours while you try to figure out how to unfuck.

Maybe CF has gotten better, but I'm not sure since I totally jumped ship for GCP.

[nuker]

Not sure what you are about, wild guess is cfn nested stacks, yeah, I learned hard way to never use it, its a feature that should not be there.