======================== unified (from filesystem) ========================
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                                        'duration'  '23'
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                             'musicbrainz_albumid'  ''
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                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
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                                      'tracktotal'  '11'
                                            'date'  '2003'
                                        'comments'  ''
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                                             'bpm'  '142.108'
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                                        'acoustid'  ''
rest: ''

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

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'TDOR' (Original release time)                      '2003'
'TDRC' (Recording time)                             '2003-05-12'
'TIT2' (Title/songname/content description)         'Southerners (interlude)'
'TKEY' (Initial key)                                '7B'
'TMED' (Media type)                                 '12" Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               'Prefuse 73'
'TPE2' (Band/orchestra/accompaniment)               'Prefuse 73'
'TPOS' (Part of a set)                              '2/2'
'TPUB' (Publisher)                                  'Warp Records'
'TRCK' (Track number/Position in set)               '4/11'
'TSO2'                                              'Prefuse 73'
'TSOP' (Performer sort order)                       'Prefuse 73'
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'TXXX:MusicBrainz Album Id'                         '5200fcae-4dd1-4668-9141-7351c4ae975b'
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'TXXX:MusicBrainz Album Type'                       'album'
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'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronica', 'trip hop', 'idm', 'electronic', 'hip hop']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-1.07 dB'
'TXXX:replaygain_track_peak'                        '0.347725'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'c04d656f-359c-42f7-817b-0f472e517ac1')
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========================== row from database ==========================
                                              'id'  1425194
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Prefuse 73/One Word Extinguisher/Prefuse 73 - One Word Extinguisher - 15 - Southerners-Interlude.mp3
                                         'working'  None
                                         'bitrate'  241
                                    'duration_sec'  23
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  740115
                                           'mtime'  1620592384
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism 15 Interlude hip hop rnb rap turntablism
                                      'tag_artist'  Prefuse 73
                                     'tag_release'  One Word Extinguisher
                                       'tag_title'  Southerners (interlude)
                                             'bpm'  142.108
                                    'search_title'  'interlude':2,3 'southerners':1
                                   'search_artist'  '73':2 'prefuse':1
                                  'search_release'  'extinguisher':3 'one':1 'word':2
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                                    'search_combo'  '73':5B 'extinguisher':8C 'hip':14 'hiphop':9 'hop':15 'interlude':2A,3A,13 'one':6C 'prefuse':4B 'rap':10 'rnb':11 'southerners':1A 'turntablism':12 'word':7C
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-mixbeat-3', 'Q-PIANO-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-3', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'trip hop', 'idm', 'electronic', 'hip hop']
                                        'tag_date'  2003
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620592383.8412182  (2021-05-09 22:33:03)
                             'size'  740115