======================== unified (from filesystem) ========================
                                         'bitrate'  '203.901'
                                        'duration'  '360'
                                          'artist'  'Rose'
                                     'text_people'  ''
                                         'release'  'I Love Disco Diamonds Collection Vol. 3'
                                           'title'  'Magic Carillon'
                                           'quals'  ("['Q-HAP-4', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-3', 'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-1', 'q-play-3', "
 "'q-chart-1', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['acoustic', 'chanson francaise', 'female vocalists', 'folk', 'french']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  ''
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  'electronic-we-disco or italo'
                                             'bpm'  '107.5'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'COMM::XXX'                                         ' '
'COMM:iTunSMPB:eng'                                 (' 00000000 00000000 00000000 0000000000000000 00000000 00000000 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'TALB' (Album/Movie/Show title)                     'I Love Disco Diamonds Collection Vol. 3'
'TBPM' (BPM (beats per minute))                     '107.5'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-disco or italo'
'TDRC' (Recording time)                             '1985'
'TIT2' (Title/songname/content description)         'Magic Carillon'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Rose'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '6'
'TXXX:Q-HAP'                                        '4'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['acoustic', 'chanson francaise', 'female vocalists', 'folk', 'french']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.60 dB'
'TXXX:replaygain_track_peak'                        '0.288833'

========================== row from database ==========================
                                              'id'  1292094
                                            'path'  /data/Music/Bulk/00poprockelectronic-waves-disco/00disco-italo/Rose - The Best Italo Disco/(06) [Rose] Magic Carillon.mp3
                                         'working'  None
                                         'bitrate'  203
                                    'duration_sec'  360
                                           'genre'  electronic-we-disco or italo
                                        'filesize'  9184200
                                           'mtime'  1620610571
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic waves disco 00disco italo The Best Italo (06) [Rose] electronic we disco or italo
                                      'tag_artist'  Rose
                                     'tag_release'  I Love Disco Diamonds Collection Vol. 3
                                       'tag_title'  Magic Carillon
                                             'bpm'  107.5
                                    'search_title'  'carillon':2 'magic':1
                                   'search_artist'  'rose':1
                                  'search_release'  '3':8 'collection':5 'diamonds':4 'disco':3 'i':1 'love':2 'vol':6,7
                                     'search_rest'  '00disco':4 '00poprockelectronic':1 '06':8,9 'best':7 'disco':3 'electronic':12 'italo':5 'or':14 'rose':10,11 'the':6 'waves':2 'we':13
                                    'search_combo'  '00disco':15 '00poprockelectronic':12 '06':19,20 '3':11C 'best':18 'carillon':2A 'collection':8C 'diamonds':7C 'disco':6C,14 'electronic':23 'i':4C 'italo':16 'love':5C 'magic':1A 'or':25 'rose':3B,21,22 'the':17 'vol':9C,10C 'waves':13 'we':24
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-1', 'q-other-3', 'Q-HAP-4', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['acoustic', 'chanson francaise', 'female vocalists', 'folk', 'french']
                                        'tag_date'  1985
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620610570.6893291  (2021-05-10 03:36:10)
                             'size'  9184200