The most automakers sacrifice the clarity for the design and safety of the modern vehicles. At some models you can’t oversee the body. So also a trained driver doesn’t see barriers frequently.
The rapair of a destroyed bumper is not cheap for the driver but you can classified it as a failed parking try. More important is the safety of other road user. Passersby and kids can be oversee and sometimes killed at reversing.
180 people will be killed by reversing cars in the USA every year. More than 6000 people will be injured. Often the victims are children.
The refitting of a park distance control can prevent tragically accidents. All of the park distance control comply with the ISO Norm 17386.