I guess it makes sense that Uber disables Volvo's own system so that it doesn't interfere with Uber's "safety" system. But why does Uber does worse than Volvo w

I guess it makes sense that Uber disables Volvo's own system so that it doesn't interfere with Uber's "safety" system. But why does Uber does worse than Volvo when Uber has access to more advanced sensors (lidar)?