======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '660'
                                          'artist'  'Coil'
                                     'text_people'  ''
                                         'release'  'And the Ambulance Died in His Arms'
                                           'title'  'A Slip in the Marylebone Road'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['dark ambient', 'industrial', 'electronic', 'experimental', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '5'
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'electronic'
                                             'bpm'  '100.0'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunNORM:eng'                                 (' 00000806 00000917 0000CB35 0000DB9C 00060C92 00060C5E 00008790 00008B46 '
 '00060658 00032A9C')
'COMM:iTunes_CDDB_1:eng'                            '340ED805+285150+5+150+18750+94500+144000+206850'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '3'
'TALB' (Album/Movie/Show title)                     'And the Ambulance Died in His Arms'
'TBPM' (BPM (beats per minute))                     '100.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic'
'TDRC' (Recording time)                             '2005'
'TENC' (Encoded by)                                 'iTunes v4.7.1'
'TIT2' (Title/songname/content description)         'A Slip in the Marylebone Road'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'Coil'
'TPE2' (Band/orchestra/accompaniment)               'Coil'
'TRCK' (Track number/Position in set)               '3/5'
'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:lastfmtags'                                   ['dark ambient', 'industrial', 'electronic', 'experimental', 'ambient']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.34 dB'
'TXXX:replaygain_track_peak'                        '0.550844'

========================== row from database ==========================
                                              'id'  1282611
                                            'path'  /data/Music/Bulk/00poprockelectronic/Coil/2005 ...and the ambulance died in his arms [live2003]/03_a slip in the marylebone road.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  660
                                           'genre'  electronic
                                        'filesize'  15843674
                                           'mtime'  1636913996
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 2005 ...and ambulance died his arms [live2003] 03_a slip marylebone road electronic
                                      'tag_artist'  Coil
                                     'tag_release'  And the Ambulance Died in His Arms
                                       'tag_title'  A Slip in the Marylebone Road
                                             'bpm'  100.0
                                    'search_title'  'a':1 'in':3 'marylebone':5 'road':6 'slip':2 'the':4
                                   'search_artist'  'coil':1
                                  'search_release'  'ambulance':3 'and':1 'arms':7 'died':4 'his':6 'in':5 'the':2
                                     'search_rest'  '00poprockelectronic':1 '03':11 '2005':2 'a':12 'ambulance':5 'and':3,4 'arms':8 'died':6 'electronic':16 'his':7 'live2003':9,10 'marylebone':14 'road':15 'slip':13
                                    'search_combo'  '00poprockelectronic':15 '03':25 '2005':16 'a':1A,26 'ambulance':10C,19 'and':8C,17,18 'arms':14C,22 'coil':7B 'died':11C,20 'electronic':30 'his':13C,21 'in':3A,12C 'live2003':23,24 'marylebone':5A,28 'road':6A,29 'slip':2A,27 'the':4A,9C
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['dark ambient', 'industrial', 'electronic', 'experimental', 'ambient']
                                        'tag_date'  2005
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636913996.4255378  (2021-11-14 19:19:56)
                             'size'  15843674