======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '3692'
                                          'artist'  ''
                                     'text_people'  ''
                                         'release'  'Music for Maniacs'
                                           'title'  'DJ NO BREAKFAST - GUACHAFITA - CHICHA PERUANA y CUMBIAS AMAZONICAS mixdown'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-3', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2012'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness'
                                             'bpm'  '103.5'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Music for Maniacs'
'TBPM' (BPM (beats per minute))                     '103.5'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-oddness'
'TDRC' (Recording time)                             '2012'
'TIT2' (Title/songname/content description)         'DJ NO BREAKFAST - GUACHAFITA - CHICHA PERUANA y CUMBIAS AMAZONICAS mixdown'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Various Artists'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.01 dB'
'TXXX:replaygain_track_peak'                        '0.519021'

========================== row from database ==========================
                                              'id'  649779
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/music for maniacs/DJ_NO_BREAKFAST_-_GUACHAFITA_-_CHICHA_PERUANA_y_CUMBIAS_AMAZONICAS_mixdown.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  3692
                                           'genre'  electronic-experimental-oddness
                                        'filesize'  147914207
                                           'mtime'  1636916289
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm music maniacs DJ_NO_BREAKFAST_ _GUACHAFITA_ _CHICHA_PERUANA_y_CUMBIAS_AMAZONICAS_mixdown electronic experimental oddness
                                      'tag_artist'  V.A. 
                                     'tag_release'  Music for Maniacs
                                       'tag_title'  DJ NO BREAKFAST - GUACHAFITA - CHICHA PERUANA y CUMBIAS AMAZONICAS mixdown
                                             'bpm'  103.5
                                    'search_title'  'amazonicas':9 'breakfast':3 'chicha':5 'cumbias':8 'dj':1 'guachafita':4 'mixdown':10 'no':2 'peruana':6 'y':7
                                   'search_artist'  'a':2 'v':1 'va':3
                                  'search_release'  'for':2 'maniacs':3 'music':1
                                     'search_rest'  'amazonicas':11 'breakfast':5 'chicha':7 'cumbias':10 'dj':3 'electronic':13 'experimental':14 'guachafita':6 'maniacs':2 'mixdown':12 'music':1 'no':4 'oddness':15 'peruana':8 'y':9
                                    'search_combo'  'amazonicas':9A,24 'breakfast':3A,18 'chicha':5A,20 'cumbias':8A,23 'dj':1A,16 'electronic':26 'experimental':27 'for':12C 'guachafita':4A,19 'maniacs':13C,15 'mixdown':10A,25 'music':11C,14 'no':2A,17 'oddness':28 'peruana':6A,21 'y':7A,22
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2012
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636916289.1359406  (2021-11-14 19:58:09)
                             'size'  147914207