======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '525'
                                          'artist'  "D'espairsRay"
                                     'text_people'  ''
                                         'release'  'BORN'
                                           'title'  'Marry Of The blood'
                                           'quals'  ("['Q-LOCALNESS-2', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-4', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['industrial metal', 'industrial', 'visual kei', 'japanese', 'j rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '02'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'eid-metal;loc-asia-japan'
                                             'bpm'  '94.813'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            '0'
'COMM:iTunNORM:eng'                                 (' 00000E1C 00000DCB 000075AC 00007B83 00017F92 0003BCA1 000089AD 00008A54 '
 '000545CB 00041D29')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000ABC 000000000161B5B4 00000000 00804C16 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'TALB' (Album/Movie/Show title)                     'BORN'
'TBPM' (BPM (beats per minute))                     '94.813'
'TCON' (Content type, a.k.a. Genre)                 ['eid-metal', 'loc-asia-japan']
'TDRC' (Recording time)                             '2004'
'TENC' (Encoded by)                                 'iTunes v7.0.1.8'
'TIT2' (Title/songname/content description)         'Marry Of The blood'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               "D'espairsRay"
'TRCK' (Track number/Position in set)               '02'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['industrial metal', 'industrial', 'visual kei', 'japanese', 'j rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '4'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.12 dB'
'TXXX:replaygain_track_peak'                        '0.421995'

========================== row from database ==========================
                                              'id'  1523466
                                            'path'  /data/Music/Bulk/00poprockelectronic/D_espairs Ray/Born/D_espairs Ray - 02 - Marry Of The blood.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  525
                                           'genre'  eid-metal;loc-asia-japan
                                        'filesize'  8413184
                                           'mtime'  1620301736
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic D_espairs Born D_espairs 02 eid metal;loc asia japan
                                      'tag_artist'  D'espairsRay
                                     'tag_release'  BORN
                                       'tag_title'  Marry Of The blood
                                             'bpm'  94.813
                                    'search_title'  'blood':4 'marry':1 'of':2 'the':3
                                   'search_artist'  'd':1,4 'despairs':6 'despairsray':3 'espairs':5 'espairsray':2 'ray':7
                                  'search_release'  'born':1
                                     'search_rest'  '00poprockelectronic':1 'asia':10 'born':4 'd':2 'eid':5 'espairs':3 'japan':11 'loc':7,9 'metal':6,8
                                    'search_combo'  '00poprockelectronic':13 'asia':22 'blood':4A 'born':12C,16 'd':5B,8B,14 'despairs':10B 'despairsray':7B 'eid':17 'espairs':9B,15 'espairsray':6B 'japan':23 'loc':19,21 'marry':1A 'metal':18,20 'of':2A 'ray':11B 'the':3A
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-1', 'q-bass-4', 'q-grit-4']
                                      'lastfmtags'  ['industrial metal', 'industrial', 'visual kei', 'japanese', 'j rock']
                                        'tag_date'  2004
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620301736.184235  (2021-05-06 13:48:56)
                             'size'  8413184