For context, the accident happened under a brightly lit portion of the street. Safety driver could have easily avoided it if she were paying attention to the road instead of her phone.
If by "defective" you mean has rounding errors, then sure. Everything that rounds numbers is defective. To be fair, round errors can sometimes be mitigated by carefully changing the order of operations, but never fully eliminated in those cases.
Picture of where it happened: https://imgur.com/gallery/XQrAB