======================== unified (from filesystem) ========================
                                         'bitrate'  '198.155'
                                        'duration'  '263'
                                          'artist'  'Rasputina'
                                     'text_people'  ''
                                         'release'  'Oh Perilous World'
                                           'title'  '1816, the Year Without a Summer'
                                           'quals'  ("['Q-HAP-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
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 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['cello rock', 'alternative', 'cabaret', 'gothic', 'cello']"
                                     'discogstags'  "['electronic', 'rock', 'classical', 'modern classical']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '12'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'rock-unsorted'
                                             'bpm'  '143.517'
                                             'key'  '3A'
                                        'acoustid'  '19a72d52-9d26-42be-b3fa-d49a0b205705'
rest: ''

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

'COMM::XXX'                                         'AC0AC30C'
'COMM:CDDB Disc ID:XXX'                             'AC0AC30C'
'COMM:ID3v1 Comment:XXX'                            'AC0AC30C'
"PRIV:http://www.cdtag.com:\x02\x00Æ'z\x00"         PRIV(owner='http://www.cdtag.com', data=b"\x02\x00\xc6'z\x00")
'TALB' (Album/Movie/Show title)                     'Oh Perilous World'
'TBPM' (BPM (beats per minute))                     '143.517'
'TCON' (Content type, a.k.a. Genre)                 'rock-unsorted'
'TDOR' (Original release time)                      '2007'
'TDRC' (Recording time)                             '2007-06-26'
'TIT2' (Title/songname/content description)         '1816, the Year Without a Summer'
'TKEY' (Initial key)                                '3A'
'TLAN' (Language(s))                                'eng'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Rasputina'
'TPE2' (Band/orchestra/accompaniment)               'Rasputina'
'TPOS' (Part of a set)                              '1/2'
'TPUB' (Publisher)                                  'Filthy Bonnet Recording Co.'
'TRCK' (Track number/Position in set)               '1/12'
'TSO2'                                              'Rasputina'
'TSOP' (Performer sort order)                       'Rasputina'
'TSSE' (Software/Hardware and settings used for encoding)  'Audiograbber 1.82.01, External encoder lame.exe (%s %d -V2 --vbr-new) '
'TXXX:ASIN'                                         'B000QEILTM'
'TXXX:Acoustid Id'                                  '19a72d52-9d26-42be-b3fa-d49a0b205705'
'TXXX:BARCODE'                                      '881626300428'
'TXXX:CATALOGNUMBER'                                'FB 3004-2'
'TXXX:MusicBrainz Album Artist Id'                  '2ee6f445-005e-40dd-8bb8-474849216a38'
'TXXX:MusicBrainz Album Id'                         '1b301f8d-543f-44a0-9f49-0fe729245a99'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '2ee6f445-005e-40dd-8bb8-474849216a38'
'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:Release type'                                 'Normal release'
'TXXX:Rip date'                                     '2007-06-20'
'TXXX:Ripping tool'                                 'EAC'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:Source'                                       'CD'
'TXXX:discogstags'                                  ['electronic', 'rock', 'classical', 'modern classical']
'TXXX:lastfmtags'                                   ['cello rock', 'alternative', 'cabaret', 'gothic', 'cello']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.19 dB'
'TXXX:replaygain_track_peak'                        '0.438568'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'ca4ede45-f897-4fdb-bd0b-b7204b420bfa')

========================== row from database ==========================
                                              'id'  1417713
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Rasputina - 2007 - Oh Perilous World/1 - 1816, The Year Without a Summer.mp3
                                         'working'  None
                                         'bitrate'  198
                                    'duration_sec'  263
                                           'genre'  rock-unsorted
                                        'filesize'  6543922
                                           'mtime'  1621695895
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 2007 The rock unsorted
                                      'tag_artist'  Rasputina
                                     'tag_release'  Oh Perilous World
                                       'tag_title'  1816, the Year Without a Summer
                                             'bpm'  143.517
                                    'search_title'  '1816':1,2 'a':6 'summer':7 'the':3 'without':5 'year':4
                                   'search_artist'  'rasputina':1
                                  'search_release'  'oh':1 'perilous':2 'world':3
                                     'search_rest'  '00singer':1 '2007':4 'eos':3 'rock':6 'songwriter':2 'the':5 'unsorted':7
                                    'search_combo'  '00singer':12 '1816':1A,2A '2007':15 'a':6A 'eos':14 'oh':9C 'perilous':10C 'rasputina':8B 'rock':17 'songwriter':13 'summer':7A 'the':3A,16 'unsorted':18 'without':5A 'world':11C 'year':4A
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['cello rock', 'alternative', 'cabaret', 'gothic', 'cello']
                                        'tag_date'  2007
                                     'discogstags'  ['electronic', 'rock', 'classical', 'modern classical']

============================== file details ==============================
                                           'mtime'  1621695895.1469424  (2021-05-22 17:04:55)
                             'size'  6543922