Some interviews have gathered much information on old occupations. For example, Chang Kun-wang tells what it was like to have been a hairdresser in the Japanese occupation era. The work environment included an electric fan, and young people aspired to enter the profession.
這些訪談留下了不少傳統行業的史料，例如理髮師張旺坤，繞著理髮這個行業走，可看到他在日本時代的理髮生涯：工作環境有電扇可吹，是年輕人嚮往的行業。