 Due to his lack of success, as well as the considerable financial backing of his father, Walther was sometimes regarded as a rich playboy with more money than talent.In the December 1999-January 2000 issue of Champ Car magazine, racing journalist Robin Miller named him the third-worst Champ car driver, saying, "This wealthy young man had some of the best cars available in the 1970s.But vanity and a horrid attitude kept him from ever reaching the podium."