======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '45'
                                          'artist'  'Juliette Lewis'
                                     'text_people'  ''
                                         'release'  '[non-album tracks]'
                                           'title'  'Born Bad'
                                           'quals'  ("['Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', "
 "'q-syn-2', 'q-bass-1', 'q-busy-2', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']")
                                      'lastfmtags'  "['alternative rock', 'alternative', 'female vocalists', 'female', 'rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'soundtrack-video'
                                             'bpm'  '136.276'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     '[non-album tracks]'
'TBPM' (BPM (beats per minute))                     '136.276'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-video'
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         'Born Bad'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Juliette Lewis'
'TSOP' (Performer sort order)                       'Lewis, Juliette'
'TXXX:Artists'                                      'Juliette Lewis'
'TXXX:MP3GAIN_MINMAX'                               '000,187'
'TXXX:MP3GAIN_UNDO'                                 '+004,+004,N'
'TXXX:MusicBrainz Artist Id'                        '607dec4a-3efc-44ae-ba52-6d5cabcdd1cc'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['alternative rock', 'alternative', 'female vocalists', 'female', 'rock']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.52 dB'
'TXXX:replaygain_track_peak'                        '0.489590'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'1a05cc0d-0b96-430a-8970-573599f6ade5')

========================== row from database ==========================
                                              'id'  789368
                                            'path'  /data/Music/Bulk/0soundtrack/Natural Born Killers/20 juliette lewis - born bad.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  45
                                           'genre'  soundtrack-video
                                        'filesize'  723037
                                           'mtime'  1620333750
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack Natural Killers 20 juliette lewis born bad soundtrack video
                                      'tag_artist'  Juliette Lewis
                                     'tag_release'  [non-album tracks]
                                       'tag_title'  Born Bad
                                             'bpm'  136.276
                                    'search_title'  'bad':2 'born':1
                                   'search_artist'  'juliette':1 'lewis':2
                                  'search_release'  'album':2 'non':1 'nonalbum':3 'tracks':4,5
                                     'search_rest'  '0soundtrack':1 '20':4 'bad':8 'born':7 'juliette':5 'killers':3 'lewis':6 'natural':2 'soundtrack':9 'video':10
                                    'search_combo'  '0soundtrack':10 '20':13 'album':6C 'bad':2A,17 'born':1A,16 'juliette':3B,14 'killers':12 'lewis':4B,15 'natural':11 'non':5C 'nonalbum':7C 'soundtrack':18 'tracks':8C,9C 'video':19
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-1', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['alternative rock', 'alternative', 'female vocalists', 'female', 'rock']
                                        'tag_date'  1995
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620333749.6794412  (2021-05-06 22:42:29)
                             'size'  723037