======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '216'
                                          'artist'  'Sleater-Kinney'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'White Rabbit (Jefferson Airplane cover)'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'riot grrrl', 'female vocalists', 'indie rock', 'rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk'
                                             'bpm'  '105.808'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=128, count=0)
'TBPM' (BPM (beats per minute))                     '105.808'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'White Rabbit (Jefferson Airplane cover)'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Sleater-Kinney'
'TXXX:FMPS_Rating'                                  '0.6'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['indie', 'riot grrrl', 'female vocalists', 'indie rock', 'rock']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.31 dB'
'TXXX:replaygain_track_peak'                        '0.388964'

========================== row from database ==========================
                                              'id'  1344982
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Sleater Kinney__Sleater Kinney - White Rabbit (Jefferson Airplane cover).mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  216
                                           'genre'  rock-gr-punk
                                        'filesize'  4329341
                                           'mtime'  1622659321
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] Kinney__Sleater rock gr punk
                                      'tag_artist'  Sleater-Kinney
                                     'tag_release'  None
                                       'tag_title'  White Rabbit (Jefferson Airplane cover)
                                             'bpm'  105.808
                                    'search_title'  'airplane':5 'cover':6,7 'jefferson':3,4 'rabbit':2 'white':1
                                   'search_artist'  'kinney':2 'sleater':1 'sleaterkinney':3
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'files':5,6 'gr':10 'kinney':7 'loose':3,4 'punk':11 'rock':9 'sleater':8 'unsorted':2
                                    'search_combo'  '00poprockelectronic':11 'airplane':5A 'cover':6A,7A 'files':15,16 'gr':20 'jefferson':3A,4A 'kinney':9B,17 'loose':13,14 'punk':21 'rabbit':2A 'rock':19 'sleater':8B,18 'sleaterkinney':10B 'unsorted':12 'white':1A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-3']
                                      'lastfmtags'  ['indie', 'riot grrrl', 'female vocalists', 'indie rock', 'rock']
                                        'tag_date'  2000
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1622659320.5304844  (2021-06-02 20:42:00)
                             'size'  4329341