baɪ ðə tˈaɪm hiː ɡɹˈædjuːˌeɪɾᵻd wɪð hɪz mˈæstɚz dᵻɡɹˈiː ɪn baɪˈɑːlədʒi, spˈɛʃəlˌaɪzɪŋ ɪn məlˈɛkjʊlɚ dʒɪnˈɛɾɪks, hiː hæd fˈoːɹ stˈoːɹz ðæt spˈɛʃəlˌaɪzd ɪn jˈuːzd bˈʊks, kˈɑːmɪk bˈʊks, ænd ˈʌðɚ pˈɑːpjʊlɚ kˈʌltʃɚɹ ˈaɪɾəmz.
By the time he graduated with his Master's degree (in biology, specializing in molecular genetics), he had four stores that specialized in used books, comic books, and other popular culture items.