ɪn noʊvˈɛmbɚ nˈaɪntiːnhˈʌndɹɪd sˈɪksti swˈɪftʒɚ wʌz stˈɪl bˌiːɪŋ sˈɪɹiəsli kənsˈɪdɚd fɔːɹ ɹᵻtˈɛnʃən ænd mˌɑːdɚnəzˈeɪʃən wɪð sˈiːslʌɡ mˈɪsəlz æz ɐ sˈɪŋɡəlˈɛndᵻd kənvˈɜːʒən ɔːɹ æz ɐ hˈɛlɪkˌɑːptɚ kˈæɹiɚ.
In November 1960 Swiftsure was still being seriously considered for retention and modernisation with Seaslug missiles as a single-ended conversion or as a helicopter carrier.