======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '243'
                                          'artist'  'Neon Blonde'
                                     'text_people'  'Johnny Whitney & Mark Gajadhar'
                                         'release'  'Headlines EP'
                                           'title'  'Headlines (Jay Clark remix)'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'Q-PIANO-3', 'q-chart-2', 'q-drums-4', 'q-other-2', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                     'discogstags'  "['electronic', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '4'
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-rock;set-pl-sced'
                                             'bpm'  '112.321'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 00002104 00001F59 0000B354'
'COMM:iTunNORM:eng'                                 (' 00002104 00001F59 0000B354 0000A07C 00021472 000218A1 00007D21 00007D20 '
 '0002401F 0001AFD6')
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 000009C0 0000000000A3F9B0 00000000 00000000 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_1:eng'                            '2B031B04+59783+4+150+15393+29939+41507'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '4'
'TALB' (Album/Movie/Show title)                     'Headlines EP'
'TBPM' (BPM (beats per minute))                     '112.321'
'TCOM' (Composer)                                   'Johnny Whitney & Mark Gajadhar'
'TCON' (Content type, a.k.a. Genre)                 ['ifs-songwriter-indie-rock', 'set-pl-sced']
'TDRC' (Recording time)                             '2005'
'TENC' (Encoded by)                                 'iTunes v6.0.1'
'TIT2' (Title/songname/content description)         'Headlines (Jay Clark remix)'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Neon Blonde'
'TPE2' (Band/orchestra/accompaniment)               'Neon Blonde'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '4/4'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic', 'experimental']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.44 dB'
'TXXX:replaygain_track_peak'                        '0.303191'

========================== row from database ==========================
                                              'id'  1380145
                                            'path'  /data/Music/Bulk/00poprockelectronic-poprock-indierock/Neon Blonde/[2005] Headlines EP/04 Headlines (Jay Clark remix).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  243
                                           'genre'  ifs-songwriter-indie-rock;set-pl-sced
                                        'filesize'  9822599
                                           'mtime'  1638554759
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic poprock indierock [2005] 04 ifs songwriter indie rock;set pl sced
                                      'tag_artist'  Neon Blonde
                                     'tag_release'  Headlines EP
                                       'tag_title'  Headlines (Jay Clark remix)
                                             'bpm'  112.321
                                    'search_title'  'clark':4 'headlines':1 'jay':2,3 'remix':5,6
                                   'search_artist'  'blonde':2 'neon':1
                                  'search_release'  'ep':2 'headlines':1
                                     'search_rest'  '00poprockelectronic':1 '2005':4,5 'ifs':6 'indie':8 'indierock':3 'pl':13 'poprock':2 'rock':9,11 'sced':14 'set':10,12 'songwriter':7
                                    'search_combo'  '00poprockelectronic':11 '2005':14,15 'blonde':8B 'clark':4A 'ep':10C 'headlines':1A,9C 'ifs':16 'indie':18 'indierock':13 'jay':2A,3A 'neon':7B 'pl':23 'poprock':12 'remix':5A,6A 'rock':19,21 'sced':24 'set':20,22 'songwriter':17
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2005
                                     'discogstags'  ['electronic', 'experimental']

============================== file details ==============================
                                           'mtime'  1638554759.2537215  (2021-12-03 19:05:59)
                             'size'  9822599