======================== unified (from filesystem) ========================
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                                        'duration'  '133'
                                          'artist'  'Less Than Jake'
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                                         'release'  "Losers, Kings, and Things We Don't Understand"
                                           'title'  'Who Holds the Power Ring?'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
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                                      'lastfmtags'  "['ska punk', 'punk rock', 'ska', 'punk', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '18'
                                      'tracktotal'  '21'
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk'
                                             'bpm'  '104'
                                             'key'  '11B'
                                        'acoustid'  '32cf84a8-44e0-46cc-815a-effd51c434dd'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     "Losers, Kings, and Things We Don't Understand"
'TBPM' (BPM (beats per minute))                     '104'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk'
'TDOR' (Original release time)                      '1995'
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         'Who Holds the Power Ring?'
'TKEY' (Initial key)                                '11B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Less Than Jake'
'TPE2' (Band/orchestra/accompaniment)               'Less Than Jake'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'No Idea'
'TRCK' (Track number/Position in set)               '18/21'
'TSO2'                                              'Less Than Jake'
'TSOP' (Performer sort order)                       'Less Than Jake'
'TXXX:ASIN'                                         'B00000E0EY'
'TXXX:Acoustid Id'                                  '32cf84a8-44e0-46cc-815a-effd51c434dd'
'TXXX:Artists'                                      'Less Than Jake'
'TXXX:CATALOGNUMBER'                                '022'
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'TXXX:MusicBrainz Album Id'                         '64232fbf-36c7-4ab6-ac01-b23083e9cc78'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        'e54e065f-0ce6-4779-9a9a-afd7b997471f'
'TXXX:MusicBrainz Release Group Id'                 'a970d73a-fe0f-30c2-89eb-c9fd2615faff'
'TXXX:MusicBrainz Release Track Id'                 'de38986e-9392-3ae7-b537-98877973fed4'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['ska punk', 'punk rock', 'ska', 'punk', 'rock']
'TXXX:originalyear'                                 '1995'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '4'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.89 dB'
'TXXX:replaygain_track_peak'                        '0.700348'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'f29260e4-b198-4365-aff6-670b20d419a8')

========================== row from database ==========================
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                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Less Than Jake/Less Than Jake-Losers_ Kings___-Who Holds the Power Ring_.mp3
                                         'working'  None
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                                    'duration_sec'  133
                                           'genre'  rock-gr-punk
                                        'filesize'  3409440
                                           'mtime'  1621695890
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism Losers_ Kings___ Ring_ rock gr punk
                                      'tag_artist'  Less Than Jake
                                     'tag_release'  Losers, Kings, and Things We Don't Understand
                                       'tag_title'  Who Holds the Power Ring?
                                             'bpm'  104.0
                                    'search_title'  'holds':2 'power':4 'ring':5 'the':3 'who':1
                                   'search_artist'  'jake':3 'less':1 'than':2
                                  'search_release'  'and':5 'don':8 'dont':10 'kings':3,4 'losers':1,2 't':9 'things':6 'understand':11 'we':7
                                     'search_rest'  'gr':9 'hiphop':1 'kings':6 'losers':5 'punk':10 'rap':2 'ring':7 'rnb':3 'rock':8 'turntablism':4
                                    'search_combo'  'and':13C 'don':16C 'dont':18C 'gr':28 'hiphop':20 'holds':2A 'jake':8B 'kings':11C,12C,25 'less':6B 'losers':9C,10C,24 'power':4A 'punk':29 'rap':21 'ring':5A,26 'rnb':22 'rock':27 't':17C 'than':7B 'the':3A 'things':14C 'turntablism':23 'understand':19C 'we':15C 'who':1A
                                    'tag_tracknum'  18
                                      'num_images'  1
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-4', 'q-drums-4', 'q-syn-3', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['ska punk', 'punk rock', 'ska', 'punk', 'rock']
                                        'tag_date'  1995
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621695890.3032475  (2021-05-22 17:04:50)
                             'size'  3409440