======================== unified (from filesystem) ========================
                                         'bitrate'  '171.302'
                                        'duration'  '262'
                                          'artist'  'Ani DiFranco'
                                     'text_people'  ''
                                         'release'  'Revelling / Reckoning'
                                           'title'  'Old Old Song'
                                           '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-1', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'folk rock', 'female vocalists', 'folk', 'singer songwriter']"
                                     'discogstags'  "['rock', 'folk, world, & country', 'folk rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  '16'
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-eos'
                                             'bpm'  '91'
                                             'key'  '4A'
                                        'acoustid'  '2aa3bc6e-e068-4b75-ab4e-831416fe2928'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Revelling / Reckoning'
'TBPM' (BPM (beats per minute))                     '91'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-eos'
'TDOR' (Original release time)                      '2001'
'TDRC' (Recording time)                             '2001-04-10'
'TIT2' (Title/songname/content description)         'Old Old Song'
'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)                              '2/2'
'TPUB' (Publisher)                                  'Righteous Babe Records'
'TRCK' (Track number/Position in set)               '10/16'
'TSO2'                                              'DiFranco, Ani'
'TSOP' (Performer sort order)                       'DiFranco, Ani'
'TSRC' (ISRC (international standard recording code))  'USRB40100036'
'TSST' (Set subtitle)                               'Reckoning'
'TXXX:ASIN'                                         'B000059XKZ'
'TXXX:Acoustid Id'                                  '2aa3bc6e-e068-4b75-ab4e-831416fe2928'
'TXXX:Artists'                                      'Ani DiFranco'
'TXXX:CATALOGNUMBER'                                'RBR024-D'
'TXXX:MusicBrainz Album Artist Id'                  'a7bdc71f-697a-45d9-92b2-a01fbbe50272'
'TXXX:MusicBrainz Album Id'                         '4f5ccefc-bc03-4d17-b86b-ba429faa1c83'
'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'                 '1ebf8024-e2d9-3186-aa40-1f292a4ffa6c'
'TXXX:MusicBrainz Release Track Id'                 'ddba3a1e-e573-3f83-ba11-8b33dc547526'
'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, world, & country', 'folk rock']
'TXXX:lastfmtags'                                   ['indie', 'folk rock', 'female vocalists', 'folk', 'singer songwriter']
'TXXX:mood'                                         'Relaxed/Not aggressive/Not party/Electronic/Not happy/Not acoustic/Sad'
'TXXX:originalyear'                                 '2001'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.93 dB'
'TXXX:replaygain_track_peak'                        '0.584568'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'33fc360f-900e-4e3e-b95d-c0944565caad')

========================== row from database ==========================
                                              'id'  1372170
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/00songwriter-eos/Ani DiFranco/Reckoning/mp3/Ani DiFranco - Reckoning - 10 - Old Old Song.mp3
                                         'working'  None
                                         'bitrate'  171
                                    'duration_sec'  262
                                           'genre'  ifs-songwriter-eos
                                        'filesize'  5689010
                                           'mtime'  1636401206
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 00songwriter eos mp3 10 ifs songwriter eos
                                      'tag_artist'  Ani DiFranco
                                     'tag_release'  Revelling / Reckoning
                                       'tag_title'  Old Old Song
                                             'bpm'  91.0
                                    'search_title'  'old':1 'song':2
                                   'search_artist'  'ani':1 'di':3 'difranco':2 'franco':4
                                  'search_release'  'reckoning':2 'revelling':1
                                     'search_rest'  '00singer':1 '00songwriter':4 'eos':3 'ifs':6 'mp3':5 'songwriter':2
                                    'search_combo'  '00singer':9 '00songwriter':12 'ani':3B 'di':5B 'difranco':4B 'eos':11 'franco':6B 'ifs':14 'mp3':13 'old':1A 'reckoning':8C 'revelling':7C 'song':2A 'songwriter':10
                                    'tag_tracknum'  10
                                      '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-1', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'folk rock', 'female vocalists', 'folk', 'singer songwriter']
                                        'tag_date'  2001
                                     'discogstags'  ['rock', 'folk, world, & country', 'folk rock']

============================== file details ==============================
                                           'mtime'  1636401206.3395023  (2021-11-08 20:53:26)
                             'size'  5689010