======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '304'
                                          'artist'  'Interpol'
                                     'text_people'  ''
                                         'release'  'Our Love To Admire'
                                           'title'  'Rest My Chemistry '
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-4', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'alternative', 'post punk', 'indie rock', 'rock']"
                                     'discogstags'  "['rock', 'alternative rock', 'indie rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  '11'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-rock'
                                             'bpm'  '145.371'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            '0'
'COMM:iTunNORM:eng'                                 (' 00001EC3 0000195C 0000CFF3 00009692 0002C38D 0002C6EB 00008B36 00008B25 '
 '0003EA24 0001A0BC')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 0000093C 0000000000CCFCB4 00000000 005CEBC1 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_1:eng'                            '8F0B300B+215015+11+150+26104+43749+59417+75371+94677+115768+132214+155061+169867+190372'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '8'
'TALB' (Album/Movie/Show title)                     'Our Love To Admire'
'TBPM' (BPM (beats per minute))                     '145.371'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-rock'
'TDRC' (Recording time)                             '2007'
'TENC' (Encoded by)                                 'iTunes v7.2.0.35'
'TIT2' (Title/songname/content description)         'Rest My Chemistry '
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Interpol'
'TRCK' (Track number/Position in set)               '8/11'
'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'                                  ['rock', 'alternative rock', 'indie rock']
'TXXX:lastfmtags'                                   ['indie', 'alternative', 'post punk', 'indie rock', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.74 dB'
'TXXX:replaygain_track_peak'                        '0.403901'

========================== row from database ==========================
                                              'id'  1347107
                                            'path'  /data/Music/Bulk/00poprockelectronic/Interpol/Our Love To Admire/08 rest my chemistry.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  304
                                           'genre'  ifs-songwriter-indie-rock
                                        'filesize'  6174730
                                           'mtime'  1621697425
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 08 rest my chemistry ifs songwriter indie rock
                                      'tag_artist'  Interpol
                                     'tag_release'  Our Love To Admire
                                       'tag_title'  Rest My Chemistry 
                                             'bpm'  145.371
                                    'search_title'  'chemistry':3 'my':2 'rest':1
                                   'search_artist'  'interpol':1
                                  'search_release'  'admire':4 'love':2 'our':1 'to':3
                                     'search_rest'  '00poprockelectronic':1 'chemistry':4 'ifs':5 'indie':7 'my':3 'rest':2 'rock':8 'songwriter':6
                                    'search_combo'  '00poprockelectronic':9 'admire':8C 'chemistry':3A,12 'ifs':13 'indie':15 'interpol':4B 'love':6C 'my':2A,11 'our':5C 'rest':1A,10 'rock':16 'songwriter':14 'to':7C
                                    'tag_tracknum'  8
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'alternative', 'post punk', 'indie rock', 'rock']
                                        'tag_date'  2007
                                     'discogstags'  ['rock', 'alternative rock', 'indie rock']

============================== file details ==============================
                                           'mtime'  1621697425.4923236  (2021-05-22 17:30:25)
                             'size'  6174730