Please answer the following question: Facts:   - years active: 1999 & ndash ; 2007    - past members: nick allen drew dehaven will peng    - origin: san francisco bay area , california , usa    - genre: post-hardcore indie rock      - name: aphasia    - background: group_or_band    - label: drt entertainment joint venture recordings    - current members: jeffrey harber aaron prim jayce alexander basques   Based on these bullet points, write a short biography describing the life of aphasia -lrb- band -rrb- .
A:
aphasia is a california based alternative rock band .