Who is more of an independent artist, Pop Evil or Imogen Heap?
Imogen Heap:  She began writing songs at the age of 13 and, while attending boarding school, taught herself both guitar and drums, as well as music production on Atari computers. Imogen Heap:  Heap signed to independent record label Almo Sounds at the age of 18 and later began working with experimental pop band Acacia, alongside Guy Sigsworth, as a frequent guest vocalist. Pop Evil:  He then added Dave Grahs, Dylan Allison, and Jamie Nummer. Pop Evil:  Later, guitarist Tony Greve was added as a temporary studio musician for the band but was invited to become a full-time member in early 2007. Pop Evil:  Around that time, bassist Jamie Nummer left the band for personal reasons and was replaced by Matt DiRito, formerly of Archangel and Before the Fire.
i don't know