======================== unified (from filesystem) ========================
                                         'bitrate'  '196.656'
                                        'duration'  '288'
                                          'artist'  'Calexico'
                                     'text_people'  'Joey Burns/John Convertino'
                                         'release'  'Black Heart'
                                           'title'  'Quattro (Gotan Project remix)'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['instrumental', 'indie', 'fip', 'polyaztone']"
                                     'discogstags'  "['electronic', 'rock', 'folk rock', 'latin', 'southern rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '6'
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-unsorted;rock-pop-indie'
                                             'bpm'  '113.073'
                                             'key'  '10A'
                                        'acoustid'  '8fbf9abc-5a68-4c89-b344-9a8c53af4f51'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Black Heart'
'TBPM' (BPM (beats per minute))                     '113.073'
'TCOM' (Composer)                                   'Joey Burns/John Convertino'
'TCON' (Content type, a.k.a. Genre)                 ['ifs-songwriter-indie-unsorted', 'rock-pop-indie']
'TDRC' (Recording time)                             '2004-04'
'TIT2' (Title/songname/content description)         'Quattro (Gotan Project remix)'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Calexico'
'TPE2' (Band/orchestra/accompaniment)               'Calexico'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '4/6'
'TSO2'                                              'Calexico'
'TSOP' (Performer sort order)                       'Calexico'
'TXXX:ASIN'                                         'B0001M4DYG'
'TXXX:Acoustid Id'                                  '8fbf9abc-5a68-4c89-b344-9a8c53af4f51'
'TXXX:BARCODE'                                      '724354789106'
'TXXX:CATALOGNUMBER'                                '20237-0'
'TXXX:LABEL'                                        'City Slang'
'TXXX:MEDIA'                                        'CD'
'TXXX:MusicBrainz Album Artist Id'                  '5e372a49-5672-4fb8-ba14-18c90780c4f9'
'TXXX:MusicBrainz Album Id'                         '6cdeb812-4345-4eb5-8035-4a8eacf88725'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'single'
'TXXX:MusicBrainz Artist Id'                        '5e372a49-5672-4fb8-ba14-18c90780c4f9'
'TXXX:MusicBrainz Track Id'                         '1ad59c92-54f4-4aea-ab91-ef526ee99a7a'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['electronic', 'rock', 'folk rock', 'latin', 'southern rock']
'TXXX:iTunes_CDDB_IDs'                              '6+1F074681FEE5F8FF01419E926481D675+4040954'
'TXXX:lastfmtags'                                   ['instrumental', 'indie', 'fip', 'polyaztone']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.76 dB'
'TXXX:replaygain_track_peak'                        '0.517556'
'TXXX:tempo'                                        '00000 BPM'

========================== row from database ==========================
                                              'id'  1328526
                                            'path'  /data/Music/Bulk/00poprockelectronic/Calexico/Black Heart/04 Quattro (Gotan Project Mix).mp3
                                         'working'  None
                                         'bitrate'  196
                                    'duration_sec'  288
                                           'genre'  ifs-songwriter-indie-unsorted;rock-pop-indie
                                        'filesize'  7094100
                                           'mtime'  1638554338
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 04 Mix) ifs songwriter indie unsorted;rock pop indie
                                      'tag_artist'  Calexico
                                     'tag_release'  Black Heart
                                       'tag_title'  Quattro (Gotan Project remix)
                                             'bpm'  113.073
                                    'search_title'  'gotan':2,3 'project':4 'quattro':1 'remix':5,6
                                   'search_artist'  'calexico':1
                                  'search_release'  'black':1 'heart':2
                                     'search_rest'  '00poprockelectronic':1 'ifs':4 'indie':6 'mix':2,3 'pop':11 'rock':8,10 'songwriter':5 'unsorted':7,9
                                    'search_combo'  '00poprockelectronic':10 'black':8C 'calexico':7B 'gotan':2A,3A 'heart':9C 'ifs':13 'indie':15 'mix':11,12 'pop':20 'project':4A 'quattro':1A 'remix':5A,6A 'rock':17,19 'songwriter':14 'unsorted':16,18
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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-3', 'q-other-1', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['instrumental', 'indie', 'fip', 'polyaztone']
                                        'tag_date'  2004
                                     'discogstags'  ['electronic', 'rock', 'folk rock', 'latin', 'southern rock']

============================== file details ==============================
                                           'mtime'  1638554338.4208453  (2021-12-03 18:58:58)
                             'size'  7094100