======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '165'
                                          'artist'  'Bob Dylan'
                                     'text_people'  ''
                                         'release'  'The Ultimate Collection'
                                           'title'  'Quinn the Eskimo (The Mighty Quinn)'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-JZFKS-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['folk rock', 'rock', 'classic rock', 'folk', 'singer songwriter']"
                                     'discogstags'  "['rock', 'folk, world, & country', 'folk rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '16'
                                      'tracktotal'  '22'
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-folk'
                                             'bpm'  '121.191'
                                             'key'  '11B'
                                        'acoustid'  'c1ff14f3-c201-4420-bf0b-e6c08ddb4238'
rest: ''

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

'PRIV:AverageLevel:K\x0e\x00\x00'                   PRIV(owner='AverageLevel', data=b'K\x0e\x00\x00')
'PRIV:PeakValue:Wa\x00\x00'                         PRIV(owner='PeakValue', data=b'Wa\x00\x00')
'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'The Ultimate Collection'
'TBPM' (BPM (beats per minute))                     '121.191'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-folk'
'TDOR' (Original release time)                      '2001'
'TDRC' (Recording time)                             '2001-05-21'
'TIT2' (Title/songname/content description)         'Quinn the Eskimo (The Mighty Quinn)'
'TKEY' (Initial key)                                '11B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Bob Dylan'
'TPE2' (Band/orchestra/accompaniment)               'Bob Dylan'
'TPOS' (Part of a set)                              '1/2'
'TPUB' (Publisher)                                  'Columbia'
'TRCK' (Track number/Position in set)               '16/22'
'TSO2'                                              'Dylan, Bob'
'TSOP' (Performer sort order)                       'Dylan, Bob'
'TXXX:ASIN'                                         'B00005JICE'
'TXXX:Acoustid Id'                                  'c1ff14f3-c201-4420-bf0b-e6c08ddb4238'
'TXXX:BARCODE'                                      '5099750313398'
'TXXX:CATALOGNUMBER'                                '5031339'
'TXXX:MusicBrainz Album Artist Id'                  '72c536dc-7137-4477-a521-567eeb840fa8'
'TXXX:MusicBrainz Album Id'                         'e0e1e6fa-fcd8-424f-be08-8d158543ff23'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        '72c536dc-7137-4477-a521-567eeb840fa8'
'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'                                   ['folk rock', 'rock', 'classic rock', 'folk', 'singer songwriter']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '2'
'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'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.43 dB'
'TXXX:replaygain_track_peak'                        '0.537764'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'4e73b6d4-dd7a-4a22-afba-7b67f0e96317')

========================== row from database ==========================
                                              'id'  1273374
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/bob dylan - DISC 1/16 - Quinn the Eskimo(The Mighty Quinn).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  165
                                           'genre'  ifs-songwriter-folk
                                        'filesize'  2647039
                                           'mtime'  1636400757
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos bob dylan DISC 1 16 Eskimo(The ifs songwriter folk
                                      'tag_artist'  Bob Dylan
                                     'tag_release'  The Ultimate Collection
                                       'tag_title'  Quinn the Eskimo (The Mighty Quinn)
                                             'bpm'  121.191
                                    'search_title'  'eskimo':3 'mighty':5 'quinn':1,6 'the':2,4
                                   'search_artist'  'bob':1 'dylan':2
                                  'search_release'  'collection':3 'the':1 'ultimate':2
                                     'search_rest'  '00singer':1 '1':7 'bob':4 'disc':6 'dylan':5 'eos':3 'eskimo':8 'eskimothe':10 'folk':12 'ifs':11 'songwriter':2 'the':9
                                    'search_combo'  '00singer':12 '1':18 'bob':7B,15 'collection':11C 'disc':17 'dylan':8B,16 'eos':14 'eskimo':3A,19 'eskimothe':21 'folk':23 'ifs':22 'mighty':5A 'quinn':1A,6A 'songwriter':13 'the':2A,4A,9C,20 'ultimate':10C
                                    'tag_tracknum'  16
                                      'num_images'  0
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', '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-4', 'q-other-3', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['folk rock', 'rock', 'classic rock', 'folk', 'singer songwriter']
                                        'tag_date'  2001
                                     'discogstags'  ['rock', 'folk, world, & country', 'folk rock']

============================== file details ==============================
                                           'mtime'  1636400757.0623465  (2021-11-08 20:45:57)
                             'size'  2647039