======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '194'
                                          'artist'  '[dialogue] / Barry Adamson / Barry Adamson'
                                     'text_people'  ''
                                         'release'  '[non-album tracks]'
                                           'title'  'Hungry Ants / Checkpoint Charlie / Violation of Expectation'
                                           'quals'  ("['Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'q-syn-2', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'soundtrack-video'
                                             'bpm'  '84.987'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     '[non-album tracks]'
'TBPM' (BPM (beats per minute))                     '84.987'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-video'
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         'Hungry Ants / Checkpoint Charlie / Violation of Expectation'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               '[dialogue] / Barry Adamson / Barry Adamson'
'TSOP' (Performer sort order)                       '[dialogue] / Adamson, Barry / Adamson, Barry'
'TXXX:Artists'                                      '[dialogue]/Barry Adamson/Barry Adamson'
'TXXX:MP3GAIN_MINMAX'                               '000,196'
'TXXX:MP3GAIN_UNDO'                                 '+004,+004,N'
'TXXX:MusicBrainz Artist Id'                        '314e1c25-dde7-4e4d-b2f4-0a7b9f7c56dc/a50a1afa-23eb-4ba6-9faf-5dec260898ca/a50a1afa-23eb-4ba6-9faf-5dec260898ca'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.92 dB'
'TXXX:replaygain_track_peak'                        '0.579853'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'e7e1f919-c296-4beb-bdcc-7a427e327934')

========================== row from database ==========================
                                              'id'  778626
                                            'path'  /data/Music/Bulk/0soundtrack/Natural Born Killers/18 barry adamson - hungry ants.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  194
                                           'genre'  soundtrack-video
                                        'filesize'  3109166
                                           'mtime'  1620333749
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack Natural Born Killers 18 barry adamson hungry ants soundtrack video
                                      'tag_artist'  [dialogue] / Barry Adamson / Barry Adamson
                                     'tag_release'  [non-album tracks]
                                       'tag_title'  Hungry Ants / Checkpoint Charlie / Violation of Expectation
                                             'bpm'  84.987
                                    'search_title'  'ants':2 'charlie':4 'checkpoint':3 'expectation':7 'hungry':1 'of':6 'violation':5
                                   'search_artist'  'adamson':4 'barry':3 'dialogue':1,2
                                  'search_release'  'album':2 'non':1 'nonalbum':3 'tracks':4,5
                                     'search_rest'  '0soundtrack':1 '18':5 'adamson':7 'ants':9 'barry':6 'born':3 'hungry':8 'killers':4 'natural':2 'soundtrack':10 'video':11
                                    'search_combo'  '0soundtrack':17 '18':21 'adamson':11B,23 'album':13C 'ants':2A,25 'barry':10B,22 'born':19 'charlie':4A 'checkpoint':3A 'dialogue':8B,9B 'expectation':7A 'hungry':1A,24 'killers':20 'natural':18 'non':12C 'nonalbum':14C 'of':6A 'soundtrack':26 'tracks':15C,16C 'video':27 'violation':5A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1995
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620333748.9037404  (2021-05-06 22:42:28)
                             'size'  3109166