======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '248'
                                          'artist'  'Coil'
                                     'text_people'  ''
                                         'release'  'And the Ambulance Died in His Arms'
                                           'title'  'Triple Sun Introduction'
                                           '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-2', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['dark ambient', 'industrial', 'electronic', 'experimental', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '5'
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'electronic'
                                             'bpm'  '111.2'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunNORM:eng'                                 (' 000001B4 00000406 0000131C 00002509 00003E58 00019105 0000789A 000082DE '
 '00003DD6 00014DFA')
'COMM:iTunes_CDDB_1:eng'                            '340ED805+285150+5+150+18750+94500+144000+206850'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '1'
'TALB' (Album/Movie/Show title)                     'And the Ambulance Died in His Arms'
'TBPM' (BPM (beats per minute))                     '111.2'
'TCON' (Content type, a.k.a. Genre)                 'electronic'
'TDRC' (Recording time)                             '2005'
'TENC' (Encoded by)                                 'iTunes v4.7.1'
'TIT2' (Title/songname/content description)         'Triple Sun Introduction'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Coil'
'TPE2' (Band/orchestra/accompaniment)               'Coil'
'TRCK' (Track number/Position in set)               '1/5'
'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'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-3.64 dB'
'TXXX:replaygain_track_peak'                        '0.856975'

========================== row from database ==========================
                                              'id'  1336087
                                            'path'  /data/Music/Bulk/00poprockelectronic/Coil/2005 ...and the ambulance died in his arms [live2003]/01_triple sun introduction.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  248
                                           'genre'  electronic
                                        'filesize'  5955589
                                           'mtime'  1636913996
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 2005 ...and ambulance died his arms [live2003] 01_triple sun introduction electronic
                                      'tag_artist'  Coil
                                     'tag_release'  And the Ambulance Died in His Arms
                                       'tag_title'  Triple Sun Introduction
                                             'bpm'  111.2
                                    'search_title'  'introduction':3 'sun':2 'triple':1
                                   'search_artist'  'coil':1
                                  'search_release'  'ambulance':3 'and':1 'arms':7 'died':4 'his':6 'in':5 'the':2
                                     'search_rest'  '00poprockelectronic':1 '01':11 '2005':2 'ambulance':5 'and':3,4 'arms':8 'died':6 'electronic':15 'his':7 'introduction':14 'live2003':9,10 'sun':13 'triple':12
                                    'search_combo'  '00poprockelectronic':12 '01':22 '2005':13 'ambulance':7C,16 'and':5C,14,15 'arms':11C,19 'coil':4B 'died':8C,17 'electronic':26 'his':10C,18 'in':9C 'introduction':3A,25 'live2003':20,21 'sun':2A,24 'the':6C 'triple':1A,23
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-2', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['dark ambient', 'industrial', 'electronic', 'experimental', 'ambient']
                                        'tag_date'  2005
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636913996.4241884  (2021-11-14 19:19:56)
                             'size'  5955589