======================== unified (from filesystem) ========================
                                         'bitrate'  '214.915'
                                        'duration'  '78'
                                          'artist'  'Boards of Canada'
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                                           'title'  'One Very Important Thought'
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                             'musicbrainz_albumid'  ''
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                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '17'
                                      'tracktotal'  '18'
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'electronic-ambient'
                                             'bpm'  '137.013'
                                             'key'  '11B'
                                        'acoustid'  '5da5efef-dd25-4ef1-8aa5-9870509aee00'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
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'COMM:iTunNORM:eng'                                 (' 0000008E 00000080 00000166 0000014B 0000F5C4 0000F5C4 00002194 00001FDA '
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'TBPM' (BPM (beats per minute))                     '137.013'
'TCON' (Content type, a.k.a. Genre)                 'electronic-ambient'
'TDOR' (Original release time)                      '1998'
'TDRC' (Recording time)                             '2004-04-06'
'TENC' (Encoded by)                                 'FairStars Audio Converter'
'TIT2' (Title/songname/content description)         'One Very Important Thought'
'TKEY' (Initial key)                                '11B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Boards of Canada'
'TPE2' (Band/orchestra/accompaniment)               'Boards of Canada'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Warp'
'TRCK' (Track number/Position in set)               '17/18'
'TSO2'                                              'Boards of Canada'
'TSOP' (Performer sort order)                       'Boards of Canada'
'TSRC' (ISRC (international standard recording code))  'GBBPW9800026'
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'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
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'TXXX:lastfmtags'                                   ['electronica', 'idm', 'electronic', 'chillout', 'ambient']
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'TXXX:replaygain_track_peak'                        '0.407866'
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========================== row from database ==========================
                                              'id'  1324282
                                            'path'  /data/Music/Bulk/00poprockelectronic/Boards of Canada/[1998] Music Has The Right To Children/17 One Very Important Thought.mp3
                                         'working'  None
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                                    'duration_sec'  78
                                           'genre'  electronic-ambient
                                        'filesize'  2137496
                                           'mtime'  1636911070
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic [1998] The To 17 electronic ambient
                                      'tag_artist'  Boards of Canada
                                     'tag_release'  Music Has the Right to Children
                                       'tag_title'  One Very Important Thought
                                             'bpm'  137.013
                                    'search_title'  'important':3 'one':1 'thought':4 'very':2
                                   'search_artist'  'boards':1 'canada':3 'of':2
                                  'search_release'  'children':6 'has':2 'music':1 'right':4 'the':3 'to':5
                                     'search_rest'  '00poprockelectronic':1 '1998':2,3 'ambient':7 'electronic':6 'the':4 'to':5
                                    'search_combo'  '00poprockelectronic':14 '1998':15,16 'ambient':20 'boards':5B 'canada':7B 'children':13C 'electronic':19 'has':9C 'important':3A 'music':8C 'of':6B 'one':1A 'right':11C 'the':10C,17 'thought':4A 'to':12C,18 'very':2A
                                    'tag_tracknum'  17
                                      'num_images'  1
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-mixbeat-2', 'Q-PIANO-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-3', 'q-chart-4', 'q-other-3', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'idm', 'electronic', 'chillout', 'ambient']
                                        'tag_date'  2004
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636911069.8745954  (2021-11-14 18:31:09)
                             'size'  2137496