wˌɛn mˈænɪdʒɪŋ lˈɑːɹdʒ ɐmˈaʊnt ʌv fˈaɪlz, sˈʌtʃ ɐz ɐ pˈɪktʃɚ dˈeɪɾəbˌeɪs, ɐ bˈætʃ ɹᵻnˈeɪmɚɹ ɪz mˈoːɹ ɔːɹ lˈɛs ᵻsˈɛnʃəl fɚðə tˈæsk ʌv meɪntˈeɪnɪŋ fˈaɪlneɪmz wɪðˌaʊt tˈuː mʌtʃ mˈænjuːəl lˈeɪbɚ.
When managing large amount of files, such as a picture database, a batch renamer is more or less essential for the task of maintaining filenames without too much manual labour.