======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '297'
                                          'artist'  'Boards Of Canada'
                                     'text_people'  ''
                                         'release'  'Hi Scores'
                                           'title'  'Hi Scores'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-3', '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'  "['deepspaceone', 'idm', 'electronic', 'chillout', 'ambient']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '1996'
                                        'comments'  ''
                                           'genre'  'electronic-ambient'
                                             'bpm'  '130.903'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         ['0',
 ' 000003BB 0000031F 00001D44 000036F1 000204A1 000204A1 000083E3 00007EE1 '
 '0003E34E 00027514']
'COMM:ID3v1 Comment:XXX'                            '0'
'COMM:ID3v1 Comment:eng'                            '0'
'TALB' (Album/Movie/Show title)                     'Hi Scores'
'TBPM' (BPM (beats per minute))                     '130.903'
'TCON' (Content type, a.k.a. Genre)                 'electronic-ambient'
'TDRC' (Recording time)                             '1996'
'TENC' (Encoded by)                                 'iTunes 9.1.0.79'
'TIT2' (Title/songname/content description)         'Hi Scores'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'Boards Of Canada'
'TPE2' (Band/orchestra/accompaniment)               'Boards Of Canada'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['deepspaceone', 'idm', 'electronic', 'chillout', 'ambient']
'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'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.81 dB'
'TXXX:replaygain_track_peak'                        '0.615429'

========================== row from database ==========================
                                              'id'  1316726
                                            'path'  /data/Music/Bulk/00poprockelectronic/Boards of Canada/Boards of Canada - 1996 - Hi Scores/02_Boards of Canada - 01 - Hi Scores.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  297
                                           'genre'  electronic-ambient
                                        'filesize'  7201262
                                           'mtime'  1636911008
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic of of 1996 02_Boards of 01 electronic ambient
                                      'tag_artist'  Boards Of Canada
                                     'tag_release'  Hi Scores
                                       'tag_title'  Hi Scores
                                             'bpm'  130.903
                                    'search_title'  'hi':1 'scores':2
                                   'search_artist'  'boards':1 'canada':3 'of':2
                                  'search_release'  'hi':1 'scores':2
                                     'search_rest'  '00poprockelectronic':1 '02':4 '1996':3 'ambient':7 'boards':5 'electronic':6 'of':2
                                    'search_combo'  '00poprockelectronic':8 '02':11 '1996':10 'ambient':14 'boards':3B,12 'canada':5B 'electronic':13 'hi':1A,6C 'of':4B,9 'scores':2A,7C
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-4', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['deepspaceone', 'idm', 'electronic', 'chillout', 'ambient']
                                        'tag_date'  1996
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636911007.9212136  (2021-11-14 18:30:07)
                             'size'  7201262