======================== unified (from filesystem) ========================
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                                        'duration'  '269'
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                                      'lastfmtags'  "['indie', 'icelandic', 'electronic', 'experimental', 'singer songwriter']"
                                     'discogstags'  ("['electronic', 'rock', 'folk rock', 'acoustic', 'lo-fi', 'ethereal', 'indie "
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                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  '12'
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie'
                                             'bpm'  '137.0'
                                             'key'  '11A'
                                        'acoustid'  'ba8fe27b-9776-4cf8-9f55-58b57ca676ce'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Mugimama! Is This Monkeymusic?'
'TBPM' (BPM (beats per minute))                     '137.0'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie'
'TDOR' (Original release time)                      '2005'
'TDRC' (Recording time)                             '2005-10-04'
'TIT2' (Title/songname/content description)         'Hold On 2 Happiness'
'TKEY' (Initial key)                                '11A'
'TLEN' (Length)                                     '269897'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Mugison'
'TPE2' (Band/orchestra/accompaniment)               'Mugison'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Ipecac Recordings'
'TRCK' (Track number/Position in set)               '11/12'
'TSO2'                                              'Mugison'
'TSOP' (Performer sort order)                       'Mugison'
'TXXX:ASIN'                                         'B000AP2ZKS'
'TXXX:Acoustid Id'                                  'ba8fe27b-9776-4cf8-9f55-58b57ca676ce'
'TXXX:Artists'                                      'Mugison'
'TXXX:CATALOGNUMBER'                                'IPC-069'
'TXXX:MusicBrainz Album Artist Id'                  '3af5a722-4e32-4a57-81a8-b5449c79504e'
'TXXX:MusicBrainz Album Id'                         '0f1f43f8-9c44-4e34-975a-c82f469602a5'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '3af5a722-4e32-4a57-81a8-b5449c79504e'
'TXXX:MusicBrainz Release Group Id'                 '1a458ce1-f08f-38cb-9389-874484277d89'
'TXXX:MusicBrainz Release Track Id'                 '8f607cd1-ad9b-394b-b36f-b863f05138f0'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '4'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['electronic',
 'rock',
 'folk rock',
 'acoustic',
 'lo-fi',
 'ethereal',
 'indie rock']
'TXXX:lastfmtags'                                   ['indie', 'icelandic', 'electronic', 'experimental', 'singer songwriter']
'TXXX:originalyear'                                 '2005'
'TXXX:q-bass'                                       '1'
'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-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.18 dB'
'TXXX:replaygain_track_peak'                        '0.476474'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'e9f18685-66c5-4b6b-b85d-32996e1588b9')

========================== row from database ==========================
                                              'id'  1267006
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Mugison/Mugimama, is this monkey music/Mugison - 11 - Hold on to happiness.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  269
                                           'genre'  ifs-songwriter-indie
                                        'filesize'  4398102
                                           'mtime'  1636400462
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos Mugimama, this monkey 11 to happiness ifs songwriter indie
                                      'tag_artist'  Mugison
                                     'tag_release'  Mugimama! Is This Monkeymusic?
                                       'tag_title'  Hold On 2 Happiness
                                             'bpm'  137.0
                                    'search_title'  '2':3 'happiness':4 'hold':1 'on':2
                                   'search_artist'  'mugison':1
                                  'search_release'  'is':2 'monkeymusic':4 'mugimama':1 'this':3
                                     'search_rest'  '00singer':1 'eos':3 'happiness':9 'ifs':10 'indie':11 'monkey':7 'mugimama':4,5 'songwriter':2 'this':6 'to':8
                                    'search_combo'  '00singer':10 '2':3A 'eos':12 'happiness':4A,18 'hold':1A 'ifs':19 'indie':20 'is':7C 'monkey':16 'monkeymusic':9C 'mugimama':6C,13,14 'mugison':5B 'on':2A 'songwriter':11 'this':8C,15 'to':17
                                    'tag_tracknum'  11
                                      'num_images'  1
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'Q-PIANO-4', 'q-mixbeat-1', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'Q-PLAY-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'icelandic', 'electronic', 'experimental', 'singer songwriter']
                                        'tag_date'  2005
                                     'discogstags'  ['electronic', 'rock', 'folk rock', 'acoustic', 'lo-fi', 'ethereal', 'indie rock']

============================== file details ==============================
                                           'mtime'  1636400461.7213151  (2021-11-08 20:41:01)
                             'size'  4398102