Renamed function, plus comments.
Renamed function, plus comments.

BluewireTechnologies/cassette,andrewdavey/cassette,honestegg/cassette,andrewdavey/cassette,BluewireTechnologies/cassette,damiensawyer/cassette,andrewdavey/cassette,damiensawyer/cassette,honestegg/cassette,honestegg/cassette,damiensawyer/cassette