Text speichern in EEPROM? Sinnvoll? Und wie gehts?

Wofür soll denn das gut sein?

String WeckerEingabeName[20];// = {"n","e","u","e","r"," ","A","l","a","r","m","","","","","","","","",""};

( das ist jetzt keine Frage die mich interessiert )