======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '177'
                                          'artist'  'Big Blue Marble'
                                     'text_people'  ''
                                         'release'  'Big Blue Marble'
                                           'title'  'A Time To Live'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', 'Q-JZFKS-3', "
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                                      'lastfmtags'  "['new orleans', 'louisiana']"
                                     'discogstags'  ('[\'pop\', \'soundtrack\', "children\'s", \'folk, world, & country\', \'stage '
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                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  '16'
                                            'date'  '1974'
                                        'comments'  ''
                                           'genre'  'soundtrack-video-movies;set-pl-mor'
                                             'bpm'  '130.063'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            '0'
'COMM:iTunNORM:eng'                                 (' 000002BE 0000001C 000015FD 0000009C 0001BF58 0001BF58 00007A2F 000014B2 '
 '0002456D 00014BA1')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000714 000000000077445C 00000000 006C1564 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_1:eng'                            'CF087B10+163035+16+150+7687+17075+25884+38209+43842+56017+68480+79341+90346+102669+109858+121929+135222+141511+155229'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '13'
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'TBPM' (BPM (beats per minute))                     '130.063'
'TCON' (Content type, a.k.a. Genre)                 ['soundtrack-video-movies', 'set-pl-mor']
'TDOR' (Original release time)                      '1974'
'TDRC' (Recording time)                             '1974'
'TENC' (Encoded by)                                 'iTunes 8.2.1.6'
'TIT2' (Title/songname/content description)         'A Time To Live'
'TKEY' (Initial key)                                '10B'
'TMED' (Media type)                                 '12" Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               'Big Blue Marble'
'TPE2' (Band/orchestra/accompaniment)               'Big Blue Marble'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'A&M Records'
'TRCK' (Track number/Position in set)               '13/16'
'TSO2'                                              'Big Blue Marble'
'TSOP' (Performer sort order)                       'Big Blue Marble'
'TXXX:ASIN'                                         'B0018HOECE'
'TXXX:Artists'                                      'Big Blue Marble'
'TXXX:CATALOGNUMBER'                                'SP-3401'
'TXXX:MusicBrainz Album Artist Id'                  '313dbf00-1cce-4364-9ec8-6bb59d872774'
'TXXX:MusicBrainz Album Id'                         '82c69e4e-35a4-40b2-8af7-b3d2434834c9'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/soundtrack'
'TXXX:MusicBrainz Artist Id'                        '313dbf00-1cce-4364-9ec8-6bb59d872774'
'TXXX:MusicBrainz Release Group Id'                 'd37ab02e-05b9-41e1-a537-6a3429653918'
'TXXX:MusicBrainz Release Track Id'                 '0268acc4-f454-479b-b438-c68bbe4de9dd'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['pop',
 'soundtrack',
 "children's",
 'folk, world, & country',
 'stage & screen',
 'rock',
 'funk / soul']
'TXXX:lastfmtags'                                   ['new orleans', 'louisiana']
'TXXX:originalyear'                                 '1974'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.03 dB'
'TXXX:replaygain_track_peak'                        '0.947709'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'2bed9b7b-9414-4216-b36b-818830f8685b')

========================== row from database ==========================
                                              'id'  978140
                                            'path'  /data/Music/Bulk/0soundtrack/Big Blue Marble (vinyl rip)/13 A TIme To Live.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  177
                                           'genre'  soundtrack-video-movies;set-pl-mor
                                        'filesize'  7102286
                                           'mtime'  1644063220
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack (vinyl rip) 13 TIme soundtrack video movies;set pl mor
                                      'tag_artist'  Big Blue Marble
                                     'tag_release'  Big Blue Marble
                                       'tag_title'  A Time To Live
                                             'bpm'  130.063
                                    'search_title'  'a':1 'live':4 'time':2 'to':3
                                   'search_artist'  'big':1 'blue':2 'marble':3
                                  'search_release'  'big':1 'blue':2 'marble':3
                                     'search_rest'  '0soundtrack':1 'mor':14 'movies':9,11 'pl':13 'rip':4,5 'set':10,12 'soundtrack':7 'time':6 'video':8 'vinyl':2,3
                                    'search_combo'  '0soundtrack':11 'a':1A 'big':5B,8C 'blue':6B,9C 'live':4A 'marble':7B,10C 'mor':24 'movies':19,21 'pl':23 'rip':14,15 'set':20,22 'soundtrack':17 'time':2A,16 'to':3A 'video':18 'vinyl':12,13
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', 'Q-JZFKS-3', 'Q-LOCALNESS-1', 'q-syn-1', 'q-bass-3', 'q-busy-2', 'q-grit-2', 'q-play-2', 'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']
                                      'lastfmtags'  ['new orleans', 'louisiana']
                                        'tag_date'  1974
                                     'discogstags'  ['pop', 'soundtrack', "children's", 'folk, world, & country', 'stage & screen', 'rock', 'funk / soul']

============================== file details ==============================
                                           'mtime'  1644063220.1171148  (2022-02-05 13:13:40)
                             'size'  7102286