======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '124'
                                          'artist'  'Sakura & The Quests'
                                     'text_people'  ''
                                         'release'  'Puppet on a String'
                                           'title'  "Rock 'n' Roll Yodeling Guy"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
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                                      'lastfmtags'  "['spotify', 'garage', 'cover', 'singapore']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '4'
                                            'date'  '1967'
                                        'comments'  ''
                                           'genre'  'loc-asia'
                                             'bpm'  '146.0'
                                             'key'  '7B'
                                        'acoustid'  'd5cb177a-d47f-48aa-8078-0985bc0de036'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'blog.wfmu.org'
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'TBPM' (BPM (beats per minute))                     '146.0'
'TCON' (Content type, a.k.a. Genre)                 'loc-asia'
'TDOR' (Original release time)                      '1967'
'TDRC' (Recording time)                             '1967'
'TIT2' (Title/songname/content description)         "Rock 'n' Roll Yodeling Guy"
'TKEY' (Initial key)                                '7B'
'TMED' (Media type)                                 '7" Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               'Sakura & The Quests'
'TPE2' (Band/orchestra/accompaniment)               'Sakura & The Quests'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Columbia Records'
'TRCK' (Track number/Position in set)               '4/4'
'TSO2'                                              'Sakura & Quests, The'
'TSOP' (Performer sort order)                       'Sakura & Quests, The'
'TXXX:Acoustid Id'                                  'd5cb177a-d47f-48aa-8078-0985bc0de036'
'TXXX:Artists'                                      'Sakura/The Quests'
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'TXXX:MusicBrainz Album Id'                         'd29fc18e-cef1-4bd5-aebc-8f03d24d26a1'
'TXXX:MusicBrainz Album Release Country'            'SG'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'ep'
'TXXX:MusicBrainz Artist Id'                        'e776ccd2-9983-49f5-907a-fc6c789d8abc/42612967-6fd1-4280-8581-a1a4ae02bc54'
'TXXX:MusicBrainz Release Group Id'                 '1715879e-ed78-4d70-8cc9-5d800538840d'
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'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['spotify', 'garage', 'cover', 'singapore']
'TXXX:originalyear'                                 '1967'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
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'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.35 dB'
'TXXX:replaygain_track_peak'                        '0.534566'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'65f0c059-0ef0-48b6-8ee9-8dd244aae3e9')

========================== row from database ==========================
                                              'id'  660243
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/10/295_04_Sakura_and_The_Quests_-_Rock_n_Roll_Yodeling_Guy.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  124
                                           'genre'  loc-asia
                                        'filesize'  3056666
                                           'mtime'  1652397811
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 10 295_04_Sakura_and_The_Quests_ _Rock_n_Roll_Yodeling_Guy loc asia
                                      'tag_artist'  Sakura & The Quests
                                     'tag_release'  Puppet on a String
                                       'tag_title'  Rock 'n' Roll Yodeling Guy
                                             'bpm'  146.0
                                    'search_title'  'guy':6 'n':2,3 'rock':1 'roll':4 'yodeling':5
                                   'search_artist'  'quests':3 'sakura':1 'the':2
                                  'search_release'  'a':3 'on':2 'puppet':1 'string':4
                                     'search_rest'  '04':2 '295':1 'and':4 'asia':13 'guy':11 'loc':12 'n':8 'quests':6 'rock':7 'roll':9 'sakura':3 'the':5 'yodeling':10
                                    'search_combo'  '04':15 '295':14 'a':12C 'and':17 'asia':26 'guy':6A,24 'loc':25 'n':2A,3A,21 'on':11C 'puppet':10C 'quests':9B,19 'rock':1A,20 'roll':4A,22 'sakura':7B,16 'string':13C 'the':8B,18 'yodeling':5A,23
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  7B
                                           'quals'  ['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-2', 'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-1', 'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']
                                      'lastfmtags'  ['spotify', 'garage', 'cover', 'singapore']
                                        'tag_date'  1967
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1652397810.9762828  (2022-05-13 01:23:30)
                             'size'  3056666