Electric trolleys (at 12 miles per hour) became the main transportation service for middle class shoppers and office workers until they bought automobiles after 1945 and commuted from more distant suburbs in privacy and comfort on asphalt highways.
ᵻlˈɛktɹɪk tɹˈɑːliz æt twˈɛlv mˈaɪlz pɜːɹ ˈaʊɚ bɪkˌeɪm ðə mˈeɪn tɹænspoːɹtˈeɪʃən sˈɜːvɪs fɔːɹ mˈɪdəl klˈæs ʃˈɑːpɚz ænd ˈɑːfɪs wˈɜːkɚz ʌntˈɪl ðeɪ bˈɔːt ˈɔːɾəməbˌiəlz ˈæftɚ nˈaɪntiːnhˈʌndɹɪd fˈoːɹɾi fˈaɪv ænd kəmjˈuːɾᵻd fɹʌm mˈoːɹ dˈɪstənt sˈʌbɜːbz ɪn pɹˈaɪvəsi ænd kˈʌmfɚt ˌɔn ˈæsfɔlt hˈaɪweɪz.