======================== unified (from filesystem) ========================
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                                      'tracktotal'  ''
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                                        'comments'  ''
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                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

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'artist'                                            'Raiders'
'bpm'                                               '142.809'
'comment'                                           'http://archive.org/details/PsychedelicPromosRadioSpotsVol.4'
'crc32'                                             '8bd0749e'
'date'                                              '1970'
'discogstags'                                       'electronic'
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'format'                                            'VBR MP3'
'genre'                                             'nonmusic-commercials'
'height'                                            '0'
'key'                                               '1A'
'lastfmtags'                                        ['hardstyle', 'hard rock', '60s', 'pop', '70s']
'length'                                            '61.81'
'md5'                                               '617d7ff39015224c6cfaf7bbf10f4a5d'
'mtime'                                             '1407591641'
'q-bass'                                            '2'
'q-busy'                                            '3'
'q-chart'                                           '1'
'q-drums'                                           '2'
'q-grit'                                            '1'
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'q-localness'                                       '1'
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'q-other'                                           '1'
'q-piano'                                           '1'
'q-play'                                            '2'
'q-syn'                                             '2'
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'replaygain_track_gain'                             '-1.84 dB'
'replaygain_track_peak'                             '0.933213'
'sha1'                                              'dafa99712fac2d9f44ff59ace7a2cc2ee5b7b683'
'size'                                              '2473272'
'source'                                            'original'
'title'                                             'Alias Pink Puzz - LP Promo Spot # 2'
'tracknum'                                          '12'
'tracknumber'                                       '12'
'width'                                             '0'

========================== row from database ==========================
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                                         'working'  None
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                                           'genre'  nonmusic-commercials
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                                     'tag_release'  Psychedelic Promos Radio Spots Vol. 4
                                       'tag_title'  Alias Pink Puzz - LP Promo Spot # 2
                                             'bpm'  142.809
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                                   'search_artist'  'raiders':1
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                                    'search_combo'  '0nonmusic':16 '12':20,21 '2':7A '4':15C,18,29 'alias':1A 'commercials':23 'lp':4A 'nonmusic':22 'pink':2A 'promo':5A 'promos':10C,25 'psychedelic':9C,24 'psychedelicpromosradiospotsvol':17 'psychedelicpromosradiospotsvol4':19 'puzz':3A 'radio':11C,26 'raiders':8B 'spot':6A 'spots':12C,27 'vol':13C,14C,28 'vol4':30
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['q-mixbeat-1', 'q-chart-1', 'q-oldst-2', 'q-grit-1', 'q-hap-3', 'q-drums-2', 'q-busy-3', 'q-localness-1', 'q-jzfks-1', 'q-hhrnbtt-1', 'q-syn-2', 'q-piano-1', 'q-play-2', 'q-other-1', 'q-bass-2', 'q-vocals-4', 'q-unu-1']
                                      'lastfmtags'  ['hardstyle', 'hard rock', '60s', 'pop', '70s']
                                        'tag_date'  1970
                                     'discogstags'  ['electronic']

============================== file details ==============================
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                             'size'  632857