## end to end

### collection management
just spot should:
download playlist from spotify into data/collection
determine files missing from collection
download each of those files with sockseek
    - should be flac
    - get artwork if missing
    - correct tags
    - quick validate
update m3u8 matching files in spotify to files in collection

### prepare for decks

store ANLZ in metadata directory by isrc
create data/usb directory
convert to mp3 v0 jstereo
    - output into the data/usb directory
write pdb
    - match playlist tree structure
generate anlz
    - detect bpm is important
    - waveforms are nice but not essential


### sync (later)
sync collection and usb to cloud