======================== unified (from filesystem) ========================
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                                        'duration'  '170'
                                          'artist'  'Slow Club'
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                                         'release'  'Yeah So'
                                           'title'  'Giving Up on Love'
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                                      'lastfmtags'  "['indie/indie pop/british/folk/twee']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '12'
                                            'date'  '2009'
                                        'comments'  ''
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rest: ''

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

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'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie'
'TDOR' (Original release time)                      '2009'
'TDRC' (Recording time)                             '2009-07-06'
'TIT2' (Title/songname/content description)         'Giving Up on Love'
'TKEY' (Initial key)                                '6B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Slow Club'
'TPE2' (Band/orchestra/accompaniment)               'Slow Club'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'もしもし'
'TRCK' (Track number/Position in set)               '2/12'
'TSO2'                                              'Slow Club'
'TSOP' (Performer sort order)                       'Slow Club'
'TXXX:ASIN'                                         'B0024RIA40'
'TXXX:Acoustid Id'                                  'b06841d8-6868-43ba-919e-5fe1279276b0'
'TXXX:Artists'                                      'Slow Club'
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'TXXX:MusicBrainz Album Release Country'            'GB'
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'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '36eae729-eb71-4ab0-82f8-9bef3255d881'
'TXXX:MusicBrainz Release Group Id'                 'd6d86619-9519-4a27-a2b3-26ace291db8d'
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'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
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'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   'indie/indie pop/british/folk/twee'
'TXXX:originalyear'                                 '2009'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'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'                        '-2.35 dB'
'TXXX:replaygain_track_peak'                        '0.382557'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'65ee4a32-fd37-4b7f-ba3c-19d27a445242')

========================== row from database ==========================
                                              'id'  1277796
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Slow Club - Slow_Club-Yeah_So-2009/02-slow_club-giving_up_on_love.mp3
                                         'working'  None
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                                    'duration_sec'  170
                                           'genre'  ifs-songwriter-indie
                                        'filesize'  4445711
                                           'mtime'  1636400751
                                   'redo_metaread'  0
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                                      'tag_artist'  Slow Club
                                     'tag_release'  Yeah So
                                       'tag_title'  Giving Up on Love
                                             'bpm'  105.313
                                    'search_title'  'giving':1 'love':4 'on':3 'up':2
                                   'search_artist'  'club':2 'slow':1
                                  'search_release'  'so':2 'yeah':1
                                     'search_rest'  '00singer':1 '2009':8 'club':5 'eos':3 'giving':9 'ifs':13 'indie':14 'love':12 'on':11 'slow':4 'so':7 'songwriter':2 'up':10 'yeah':6
                                    'search_combo'  '00singer':9 '2009':16 'club':6B,13 'eos':11 'giving':1A,17 'ifs':21 'indie':22 'love':4A,20 'on':3A,19 'slow':5B,12 'so':8C,15 'songwriter':10 'up':2A,18 'yeah':7C,14
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  6B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-JZFKS-1', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie/indie pop/british/folk/twee']
                                        'tag_date'  2009
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636400751.1359572  (2021-11-08 20:45:51)
                             'size'  4445711