======================== unified (from filesystem) ========================
                                         'bitrate'  '198.904'
                                        'duration'  '291'
                                          'artist'  'Ani DiFranco'
                                     'text_people'  ''
                                         'release'  'Evolve'
                                           'title'  'Icarus'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'folk rock', 'female vocalists', 'folk', 'singer songwriter']"
                                     'discogstags'  "['rock', 'folk rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '12'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-folk'
                                             'bpm'  '101'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'POPM:'                                             POPM(email='', rating=153, count=0)
'TALB' (Album/Movie/Show title)                     'Evolve'
'TBPM' (BPM (beats per minute))                     '101'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-folk'
'TDOR' (Original release time)                      '2003'
'TDRC' (Recording time)                             '2003-03-11'
'TIT2' (Title/songname/content description)         'Icarus'
'TKEY' (Initial key)                                '4A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Ani DiFranco'
'TPE2' (Band/orchestra/accompaniment)               'Ani DiFranco'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Righteous Babe Records'
'TRCK' (Track number/Position in set)               '3/12'
'TSO2'                                              'DiFranco, Ani'
'TSOP' (Performer sort order)                       'DiFranco, Ani'
'TSRC' (ISRC (international standard recording code))  'USRB40300003'
'TXXX:ASIN'                                         'B00008BL67'
'TXXX:Artists'                                      'Ani DiFranco'
'TXXX:BARCODE'                                      '748731703028'
'TXXX:CATALOGNUMBER'                                'RBR030-D'
'TXXX:FMPS_Rating'                                  '0.6'
'TXXX:MusicBrainz Album Artist Id'                  'a7bdc71f-697a-45d9-92b2-a01fbbe50272'
'TXXX:MusicBrainz Album Id'                         '0ad0da68-1158-471c-917f-9426ad3f793f'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'a7bdc71f-697a-45d9-92b2-a01fbbe50272'
'TXXX:MusicBrainz Release Group Id'                 'd9140927-dacf-3098-81f3-179a8ffbac4a'
'TXXX:MusicBrainz Release Track Id'                 'b519945a-4436-34ee-a6b9-82b6e8f264f3'
'TXXX:Q-HAP'                                        '2'
'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'                                  ['rock', 'folk rock']
'TXXX:lastfmtags'                                   ['indie', 'folk rock', 'female vocalists', 'folk', 'singer songwriter']
'TXXX:mood'                                         'Relaxed/Not aggressive/Not party/Electronic/Not happy/Not acoustic/Not sad'
'TXXX:originalyear'                                 '2003'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.93 dB'
'TXXX:replaygain_track_peak'                        '0.528014'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'00421655-4324-47ae-a35d-795811eb54e7')

========================== row from database ==========================
                                              'id'  1374553
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/00songwriter-eos/Ani DiFranco/Evolve/mp3/Ani DiFranco - Evolve - 03 - Icarus.mp3
                                         'working'  None
                                         'bitrate'  198
                                    'duration_sec'  291
                                           'genre'  ifs-songwriter-folk
                                        'filesize'  7327929
                                           'mtime'  1636400714
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 00songwriter eos mp3 03 ifs songwriter folk
                                      'tag_artist'  Ani DiFranco
                                     'tag_release'  Evolve
                                       'tag_title'  Icarus
                                             'bpm'  101.0
                                    'search_title'  'icarus':1
                                   'search_artist'  'ani':1 'di':3 'difranco':2 'franco':4
                                  'search_release'  'evolve':1
                                     'search_rest'  '00singer':1 '00songwriter':4 'eos':3 'folk':7 'ifs':6 'mp3':5 'songwriter':2
                                    'search_combo'  '00singer':7 '00songwriter':10 'ani':2B 'di':4B 'difranco':3B 'eos':9 'evolve':6C 'folk':13 'franco':5B 'icarus':1A 'ifs':12 'mp3':11 'songwriter':8
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-3', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'folk rock', 'female vocalists', 'folk', 'singer songwriter']
                                        'tag_date'  2003
                                     'discogstags'  ['rock', 'folk rock']

============================== file details ==============================
                                           'mtime'  1636400713.93358  (2021-11-08 20:45:13)
                             'size'  7327929