======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '237'
                                          'artist'  'Khonnor'
                                     'text_people'  ''
                                         'release'  'Handwriting'
                                           'title'  'A Little Secret'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['indie', 'electronica', 'electronic', 'post rock', 'ambient']"
                                     'discogstags'  "['idm', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '13'
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'electronic;set-pl-sced'
                                             'bpm'  '128.3'
                                             'key'  '10B'
                                        'acoustid'  'ba319ad8-2b6d-41c2-bd52-2509c2702f7f'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Handwriting'
'TBPM' (BPM (beats per minute))                     '128.3'
'TCON' (Content type, a.k.a. Genre)                 ['electronic', 'set-pl-sced']
'TDOR' (Original release time)                      '2004'
'TDRC' (Recording time)                             '2004-11-01'
'TIT2' (Title/songname/content description)         'A Little Secret'
'TKEY' (Initial key)                                '10B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Khonnor'
'TPE2' (Band/orchestra/accompaniment)               'Khonnor'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Type'
'TRCK' (Track number/Position in set)               '7/13'
'TSO2'                                              'Khonnor'
'TSOP' (Performer sort order)                       'Khonnor'
'TXXX:ASIN'                                         'B0006M4SQ4'
'TXXX:Acoustid Id'                                  'ba319ad8-2b6d-41c2-bd52-2509c2702f7f'
'TXXX:BARCODE'                                      '182270000000'
'TXXX:CATALOGNUMBER'                                'TYPE CD 003'
'TXXX:MusicBrainz Album Artist Id'                  '5e738ade-7a4b-4221-987b-6588f0244952'
'TXXX:MusicBrainz Album Id'                         '52a03cb6-2018-4c54-989b-17b963502993'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '5e738ade-7a4b-4221-987b-6588f0244952'
'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:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['idm', 'electronic']
'TXXX:lastfmtags'                                   ['indie', 'electronica', 'electronic', 'post rock', 'ambient']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-3.56 dB'
'TXXX:replaygain_track_peak'                        '0.508429'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'4f62784d-93e7-470f-847a-92aff4a95257')

========================== row from database ==========================
                                              'id'  1364982
                                            'path'  /data/Music/Bulk/00poprockelectronic/00calmer/Khonnor - Handwriting (Type Records, 2004) [320k]/07. khonnor - a little secret.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  237
                                           'genre'  electronic;set-pl-sced
                                        'filesize'  9506422
                                           'mtime'  1636913175
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00calmer (Type Records, 2004) [320k] 07. khonnor little secret electronic;set pl sced
                                      'tag_artist'  Khonnor
                                     'tag_release'  Handwriting
                                       'tag_title'  A Little Secret
                                             'bpm'  128.3
                                    'search_title'  'a':1 'little':2 'secret':3
                                   'search_artist'  'khonnor':1
                                  'search_release'  'handwriting':1
                                     'search_rest'  '00calmer':2 '00poprockelectronic':1 '07':11,12 '2004':7,8 '320k':9,10 'electronic':16,18 'khonnor':13 'little':14 'pl':20 'records':5,6 'sced':21 'secret':15 'set':17,19 'type':3,4
                                    'search_combo'  '00calmer':7 '00poprockelectronic':6 '07':16,17 '2004':12,13 '320k':14,15 'a':1A 'electronic':21,23 'handwriting':5C 'khonnor':4B,18 'little':2A,19 'pl':25 'records':10,11 'sced':26 'secret':3A,20 'set':22,24 'type':8,9
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-2', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'electronica', 'electronic', 'post rock', 'ambient']
                                        'tag_date'  2004
                                     'discogstags'  ['idm', 'electronic']

============================== file details ==============================
                                           'mtime'  1636913175.1502402  (2021-11-14 19:06:15)
                             'size'  9506422