======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '383'
                                          'artist'  'Bigelf'
                                     'text_people'  ''
                                         'release'  'Cheat the Gallows'
                                           'title'  'Hydra'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['psychedelic rock', 'rock', 'hard rock', 'progressive rock', 'stoner rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '10'
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive'
                                             'bpm'  '148'
                                             'key'  '4A'
                                        'acoustid'  '4d515791-901b-4010-9af0-5b1d8d241db9'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 000024C5 000028CE 0000C513'
'COMM:iTunNORM:eng'                                 (' 000024C5 000028CE 0000C513 0000F316 000252E5 00018CA1 00008759 00008860 '
 '0000A329 00043A24')
'COMM:iTunPGAP:eng'                                 '0/'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000B4C 000000000101FEA4 00000000 00E9EDB7 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_IDs:eng'                          '10+5155F3068B47BE34698B916EF226D3EE+11482085'
'TALB' (Album/Movie/Show title)                     'Cheat the Gallows'
'TBPM' (BPM (beats per minute))                     '148'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-progressive'
'TDOR' (Original release time)                      '2008'
'TDRC' (Recording time)                             '2008-08-12'
'TENC' (Encoded by)                                 'iTunes v7.6.2'
'TIT2' (Title/songname/content description)         'Hydra'
'TKEY' (Initial key)                                '4A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Bigelf'
'TPE2' (Band/orchestra/accompaniment)               'Bigelf'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Custard'
'TRCK' (Track number/Position in set)               '9/10'
'TSO2'                                              'Bigelf'
'TSOP' (Performer sort order)                       'Bigelf'
'TXXX:ASIN'                                         'B001BP4U0Y'
'TXXX:Acoustid Id'                                  '4d515791-901b-4010-9af0-5b1d8d241db9'
'TXXX:Artists'                                      'Bigelf'
'TXXX:BARCODE'                                      '182496000419'
'TXXX:CATALOGNUMBER'                                '8249-600041'
'TXXX:MusicBrainz Album Artist Id'                  'd5759851-f210-455a-89ef-d569d4739a83'
'TXXX:MusicBrainz Album Id'                         '04e23cb9-13f8-409e-8f8b-b84ab780bf44'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'd5759851-f210-455a-89ef-d569d4739a83'
'TXXX:MusicBrainz Release Group Id'                 'b581aad2-adf2-3056-86c6-ec6386dea701'
'TXXX:MusicBrainz Release Track Id'                 '1322e42a-28e6-3697-9ae6-7495b4589288'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['psychedelic rock', 'rock', 'hard rock', 'progressive rock', 'stoner rock']
'TXXX:originalyear'                                 '2008'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.14 dB'
'TXXX:replaygain_track_peak'                        '0.316989'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'0828b97d-ffb6-49f5-9e23-36422255bd24')

========================== row from database ==========================
                                              'id'  1363795
                                            'path'  /data/Music/Bulk/00dwimp/Bigelf - 2008 Cheat The Gallows/09 Hydra.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  383
                                           'genre'  rock-cppex-progressive
                                        'filesize'  15399542
                                           'mtime'  1620735992
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 2008 The 09 rock cppex progressive
                                      'tag_artist'  Bigelf
                                     'tag_release'  Cheat the Gallows
                                       'tag_title'  Hydra
                                             'bpm'  148.0
                                    'search_title'  'hydra':1
                                   'search_artist'  'bigelf':1
                                  'search_release'  'cheat':1 'gallows':3 'the':2
                                     'search_rest'  '00dwimp':1 '2008':2 'cppex':5 'progressive':6 'rock':4 'the':3
                                    'search_combo'  '00dwimp':6 '2008':7 'bigelf':2B 'cheat':3C 'cppex':10 'gallows':5C 'hydra':1A 'progressive':11 'rock':9 'the':4C,8
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['psychedelic rock', 'rock', 'hard rock', 'progressive rock', 'stoner rock']
                                        'tag_date'  2008
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620735991.9450817  (2021-05-11 14:26:31)
                             'size'  15399542