======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '142'
                                          'artist'  'The Beach Boys'
                                     'text_people'  ''
                                         'release'  'Pet Sounds'
                                           'title'  'Pet Sounds (Mono)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['surf', 'rock', 'pop', '60s', 'classic rock']"
                                     'discogstags'  "['rock', 'pop rock', 'classic rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  '30'
                                            'date'  '1965'
                                        'comments'  ''
                                           'genre'  'rock-unsorted;rock-cppex;rock-pop-surf'
                                             'bpm'  '117'
                                             'key'  '11B'
                                        'acoustid'  '55080570-fb64-45c7-ac68-7b2c0f2dcaea'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Pet Sounds'
'TBPM' (BPM (beats per minute))                     '117'
'TCON' (Content type, a.k.a. Genre)                 ['rock-unsorted', 'rock-cppex', 'rock-pop-surf']
'TDOR' (Original release time)                      '1966'
'TDRC' (Recording time)                             '1965'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['mix', 'Mark Linett'], ['engineer', 'Chuck Britz'], ['engineer', 'Stephen W. Desper'], ['engineer', 'Mark Linett'], ['producer', "Matt D'Amico"], ['producer', 'Mark Linett']])
'TIT2' (Title/songname/content description)         'Pet Sounds (Mono)'
'TKEY' (Initial key)                                '11B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'The Beach Boys'
'TPE2' (Band/orchestra/accompaniment)               'The Beach Boys'
'TPOS' (Part of a set)                              '1/5'
'TPUB' (Publisher)                                  'Capitol Records'
'TRCK' (Track number/Position in set)               '12/30'
'TSO2'                                              'Beach Boys, The'
'TSOP' (Performer sort order)                       'Beach Boys, The'
'TSRC' (ISRC (international standard recording code))  'USCA29600686'
'TSST' (Set subtitle)                               'Pet Sounds (Mono) / Pet Sounds (Stereo) / Additional Material'
'TXXX:ASIN'                                         'B01DB0EB7S'
'TXXX:Acoustid Id'                                  '55080570-fb64-45c7-ac68-7b2c0f2dcaea'
'TXXX:Artists'                                      'The Beach Boys'
'TXXX:BARCODE'                                      '602547822536'
'TXXX:CATALOGNUMBER'                                'B0024731-00'
'TXXX:MusicBrainz Album Artist Id'                  'ebfc1398-8d96-47e3-82c3-f782abcdb13d'
'TXXX:MusicBrainz Album Id'                         'a915d5b4-509f-4037-be89-3899016e06aa'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'ebfc1398-8d96-47e3-82c3-f782abcdb13d'
'TXXX:MusicBrainz Release Group Id'                 'fdd96703-7b21-365e-bdea-38029fbeb84e'
'TXXX:MusicBrainz Release Track Id'                 '4a6cd9e6-8d00-4edf-97c9-cae9fc2ff879'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['rock', 'pop rock', 'classic rock']
'TXXX:lastfmtags'                                   ['surf', 'rock', 'pop', '60s', 'classic rock']
'TXXX:originalyear'                                 '1966'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.21 dB'
'TXXX:replaygain_track_peak'                        '0.681201'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'7d0f5629-4560-4eb0-bc4c-1fa428dc17ad')

========================== row from database ==========================
                                              'id'  1331481
                                            'path'  /data/Music/Bulk/00poprockelectronic/Beach Boys/1966 - pet sounds/12 - Pet Sounds.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  142
                                           'genre'  rock-unsorted;rock-cppex;rock-pop-surf
                                        'filesize'  3478333
                                           'mtime'  1678463464
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 1966 pet sounds 12 rock unsorted;rock cppex;rock pop surf
                                      'tag_artist'  The Beach Boys
                                     'tag_release'  Pet Sounds
                                       'tag_title'  Pet Sounds (Mono)
                                             'bpm'  117.0
                                    'search_title'  'mono':3,4 'pet':1 'sounds':2
                                   'search_artist'  'beach':2 'boys':3 'the':1
                                  'search_release'  'pet':1 'sounds':2
                                     'search_rest'  '00poprockelectronic':1 '1966':2 'cppex':10,12 'pet':3 'pop':14 'rock':5,7,9,11,13 'sounds':4 'surf':15 'unsorted':6,8
                                    'search_combo'  '00poprockelectronic':10 '1966':11 'beach':6B 'boys':7B 'cppex':19,21 'mono':3A,4A 'pet':1A,8C,12 'pop':23 'rock':14,16,18,20,22 'sounds':2A,9C,13 'surf':24 'the':5B 'unsorted':15,17
                                    'tag_tracknum'  12
                                      'num_images'  1
                                             'key'  11B
                                           'quals'  ['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-4', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-2']
                                      'lastfmtags'  ['surf', 'rock', 'pop', '60s', 'classic rock']
                                        'tag_date'  1965
                                     'discogstags'  ['rock', 'pop rock', 'classic rock']

============================== file details ==============================
                                           'mtime'  1678463463.6662898  (2023-03-10 16:51:03)
                             'size'  3478333