What makes 1234 by Feist notable?

The song '1234' became a significant hit, charting in multiple countries and earning a Grammy nomination for Best Pop Solo Performance. Its inclusion in an Apple iPod commercial also propelled the track into mainstream consciousness, solidifying Feist's presence in the pop music landscape. Released in 2007, '1234' marked Feist's commercial breakthrough following her critically acclaimed album 'Let It Die' from 2004. This album showcased her transition from indie folk roots to a more polished pop aesthetic, gaining wider recognition and radio airplay.