======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '286'
                                          'artist'  'M83'
                                     'text_people'  'Antoine Gaillet'
                                         'release'  'Before The Dawn Heals Us'
                                           'title'  'A Guitar And A Heart'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['indie', 'post rock', 'shoegaze', 'electronica', 'electronic']"
                                     'discogstags'  ("['electronic', 'rock', 'leftfield', 'noise', 'emo', 'ambient', 'downtempo', "
 "'shoegaze']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '14'
                                      'tracktotal'  '15'
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'electronic-shoegaze or dreampop'
                                             'bpm'  '140.044'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'Cleaned by TuneUp!'
'COMM:ID3v1 Comment:XXX'                            'Cleaned by TuneUp!'
'COMM:iTunNORM:eng'                                 (' 00001B85 00002081 00006EDC 0000682D 0002D3AC 00034ED6 00008CE1 00008C48 '
 '0003B872 00020CB1')
'COMM:iTunes_CDDB_1:eng'                            'D50E630F+276420+15+150+21020+40210+58832+83730+95017+107227+116172+138882+149417+171417+180195+197077+206837+228302'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '14'
'TALB' (Album/Movie/Show title)                     'Before The Dawn Heals Us'
'TBPM' (BPM (beats per minute))                     '140.044'
'TCOM' (Composer)                                   'Antoine Gaillet'
'TCON' (Content type, a.k.a. Genre)                 'electronic-shoegaze or dreampop'
'TDRC' (Recording time)                             '2005'
'TENC' (Encoded by)                                 'iTunes v4.6.0.15'
'TIT2' (Title/songname/content description)         'A Guitar And A Heart'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'M83'
'TPE2' (Band/orchestra/accompaniment)               'M83'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '14/15'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic',
 'rock',
 'leftfield',
 'noise',
 'emo',
 'ambient',
 'downtempo',
 'shoegaze']
'TXXX:lastfmtags'                                   ['indie', 'post rock', 'shoegaze', 'electronica', 'electronic']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.75 dB'
'TXXX:replaygain_track_peak'                        '0.417364'

========================== row from database ==========================
                                              'id'  1312332
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/14 - a guitar and a heart - m83.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  286
                                           'genre'  electronic-shoegaze or dreampop
                                        'filesize'  6905682
                                           'mtime'  1647350758
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] 14 guitar and heart m83 electronic shoegaze dreampop
                                      'tag_artist'  M83
                                     'tag_release'  Before The Dawn Heals Us
                                       'tag_title'  A Guitar And A Heart
                                             'bpm'  140.044
                                    'search_title'  'a':1 'and':3 'guitar':2 'heart':4
                                   'search_artist'  'm83':1
                                  'search_release'  'before':1 'dawn':3 'heals':4 'the':2 'us':5
                                     'search_rest'  '00poprockelectronic':1 'and':8 'dreampop':13 'electronic':11 'files':5,6 'guitar':7 'heart':9 'loose':3,4 'm83':10 'shoegaze':12 'unsorted':2
                                    'search_combo'  '00poprockelectronic':11 'a':1A 'and':3A,18 'before':6C 'dawn':8C 'dreampop':23 'electronic':21 'files':15,16 'guitar':2A,17 'heals':9C 'heart':4A,19 'loose':13,14 'm83':5B,20 'shoegaze':22 'the':7C 'unsorted':12 'us':10C
                                    'tag_tracknum'  14
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-4', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-2']
                                      'lastfmtags'  ['indie', 'post rock', 'shoegaze', 'electronica', 'electronic']
                                        'tag_date'  2005
                                     'discogstags'  ['electronic', 'rock', 'leftfield', 'noise', 'emo', 'ambient', 'downtempo', 'shoegaze']

============================== file details ==============================
                                           'mtime'  1647350758.4144564  (2022-03-15 14:25:58)
                             'size'  6905682