======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '98'
                                          'artist'  'The Ungrateful Children'
                                     'text_people'  ''
                                         'release'  'A Tribute to Some Bizarre, Volume 1'
                                           'title'  'Good Mates'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-1', "
 "'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-1']")
                                      'lastfmtags'  "['minimal synth']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '25'
                                            'date'  '1980'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '87.7'
                                             'key'  '12A'
                                        'acoustid'  'fd1c907a-2467-4aa0-9ab0-be6f68424a8d'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'A Tribute to Some Bizarre, Volume 1'
'TBPM' (BPM (beats per minute))                     '87.7'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '1980'
'TIT2' (Title/songname/content description)         'Good Mates'
'TKEY' (Initial key)                                '12A'
'TMED' (Media type)                                 'CD-R'
'TPE1' (Lead performer(s)/Soloist(s))               'The Ungrateful Children'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'A Tribute to Some Bizarre'
'TRCK' (Track number/Position in set)               '6/25'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Ungrateful Children, The'
'TXXX:Acoustid Id'                                  'fd1c907a-2467-4aa0-9ab0-be6f68424a8d'
'TXXX:Artists'                                      'The Ungrateful Children'
'TXXX:CATALOGNUMBER'                                'ATTSB 01'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '52ef8339-c73e-471b-9736-ac8dc30e5c1d'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'bootleg'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '8a4bc0ab-3a80-4b28-ad7c-5097016b95dd'
'TXXX:MusicBrainz Release Group Id'                 '388c8cf1-d028-41f6-81da-92bce3554509'
'TXXX:MusicBrainz Release Track Id'                 'dc99c762-50f8-3cb5-98c0-6b1de0cf8067'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   'minimal synth'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'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'                        '-0.92 dB'
'TXXX:replaygain_track_peak'                        '0.657467'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'803e5780-6f99-4143-b063-f2bd90894f3d')

========================== row from database ==========================
                                              'id'  851004
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/A Tribute To Some Bizarre/A Tribute To Some Bizarre Vol. 1 [128k-192k]/06 The Ungrateful Children - Good Mates.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  98
                                           'genre'  electronic-unsorted
                                        'filesize'  2372682
                                           'mtime'  1620516574
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm To To Vol. [128k 192k] 06 electronic unsorted
                                      'tag_artist'  The Ungrateful Children
                                     'tag_release'  A Tribute to Some Bizarre, Volume 1
                                       'tag_title'  Good Mates
                                             'bpm'  87.7
                                    'search_title'  'good':1 'mates':2
                                   'search_artist'  'children':3 'the':1 'ungrateful':2
                                  'search_release'  '1':8 'a':1 'bizarre':5,6 'some':4 'to':3 'tribute':2 'volume':7
                                     'search_rest'  '128k':4,5 '192k':6,7 'electronic':8 'to':1 'unsorted':9 'vol':2,3
                                    'search_combo'  '1':13C '128k':17,18 '192k':19,20 'a':6C 'bizarre':10C,11C 'children':5B 'electronic':21 'good':1A 'mates':2A 'some':9C 'the':3B 'to':8C,14 'tribute':7C 'ungrateful':4B 'unsorted':22 'vol':15,16 'volume':12C
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  12A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['minimal synth']
                                        'tag_date'  1980
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620516573.5250897  (2021-05-09 01:29:33)
                             'size'  2372682